51991305280

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{569}}^1$

素因数の和:829

約数の個数: 224

約数和(自身を含む): 130983045120

約数和(自身を除く): 78991739840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 122, 124, 151, 155, 160, 244, 248, 302, 305, 310, 320, 488, 496, 569, 604, 610, 620, 755, 976, 992, 1138, 1208, 1220, 1240, 1510, 1891, 1952, 1984, 2276, 2416, 2440, 2480, 2845, 3020, 3782, 3904, 4552, 4681, 4832, 4880, 4960, 5690, 6040, 7564, 9104, 9211, 9362, 9455, 9664, 9760, 9920, 11380, 12080, 15128, 17639, 18208, 18422, 18724, 18910, 19520, 22760, 23405, 24160, 30256, 34709, 35278, 36416, 36844, 37448, 37820, 45520, 46055, 46810, 48320, 60512, 69418, 70556, 73688, 74896, 75640, 85919, 88195, 91040, 92110, 93620, 121024, 138836, 141112, 147376, 149792, 151280, 171838, 173545, 176390, 182080, 184220, 187240, 277672, 282224, 285541, 294752, 299584, 302560, 343676, 347090, 352780, 368440, 374480, 429595, 555344, 564448, 571082, 589504, 605120, 687352, 694180, 705560, 736880, 748960, 859190, 1075979, 1110688, 1128896, 1142164, 1374704, 1388360, 1411120, 1427705, 1473760, 1497920, 1718380, 2151958, 2221376, 2284328, 2663489, 2749408, 2776720, 2822240, 2855410, 2947520, 3436760, 4303916, 4568656, 5241059, 5326978, 5379895, 5498816, 5553440, 5644480, 5710820, 6873520, 8607832, 9137312, 10482118, 10653956, 10759790, 11106880, 11421640, 13317445, 13747040, 17215664, 18274624, 20964236, 21307912, 21519580, 22843280, 26205295, 26634890, 27494080, 34431328, 41928472, 42615824, 43039160, 45686560, 52410590, 53269780, 68862656, 83856944, 85231648, 86078320, 91373120, 104821180, 106539560, 162472829, 167713888, 170463296, 172156640, 209642360, 213079120, 324945658, 335427776, 344313280, 419284720, 426158240, 649891316, 812364145, 838569440, 852316480, 1299782632, 1624728290, 1677138880, 2599565264, 3249456580, 5199130528, 6498913160, 10398261056, 12997826320, 25995652640, 51991305280]

約数ペア:

[(1, 51991305280), (2, 25995652640), (4, 12997826320), (5, 10398261056), (8, 6498913160), (10, 5199130528), (16, 3249456580), (20, 2599565264), (31, 1677138880), (32, 1624728290), (40, 1299782632), (61, 852316480), (62, 838569440), (64, 812364145), (80, 649891316), (122, 426158240), (124, 419284720), (151, 344313280), (155, 335427776), (160, 324945658), (244, 213079120), (248, 209642360), (302, 172156640), (305, 170463296), (310, 167713888), (320, 162472829), (488, 106539560), (496, 104821180), (569, 91373120), (604, 86078320), (610, 85231648), (620, 83856944), (755, 68862656), (976, 53269780), (992, 52410590), (1138, 45686560), (1208, 43039160), (1220, 42615824), (1240, 41928472), (1510, 34431328), (1891, 27494080), (1952, 26634890), (1984, 26205295), (2276, 22843280), (2416, 21519580), (2440, 21307912), (2480, 20964236), (2845, 18274624), (3020, 17215664), (3782, 13747040), (3904, 13317445), (4552, 11421640), (4681, 11106880), (4832, 10759790), (4880, 10653956), (4960, 10482118), (5690, 9137312), (6040, 8607832), (7564, 6873520), (9104, 5710820), (9211, 5644480), (9362, 5553440), (9455, 5498816), (9664, 5379895), (9760, 5326978), (9920, 5241059), (11380, 4568656), (12080, 4303916), (15128, 3436760), (17639, 2947520), (18208, 2855410), (18422, 2822240), (18724, 2776720), (18910, 2749408), (19520, 2663489), (22760, 2284328), (23405, 2221376), (24160, 2151958), (30256, 1718380), (34709, 1497920), (35278, 1473760), (36416, 1427705), (36844, 1411120), (37448, 1388360), (37820, 1374704), (45520, 1142164), (46055, 1128896), (46810, 1110688), (48320, 1075979), (60512, 859190), (69418, 748960), (70556, 736880), (73688, 705560), (74896, 694180), (75640, 687352), (85919, 605120), (88195, 589504), (91040, 571082), (92110, 564448), (93620, 555344), (121024, 429595), (138836, 374480), (141112, 368440), (147376, 352780), (149792, 347090), (151280, 343676), (171838, 302560), (173545, 299584), (176390, 294752), (182080, 285541), (184220, 282224), (187240, 277672)]