2555421760

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:253

約数の個数: 224

約数和(自身を含む): 6603577344

約数和(自身を除く): 4048155584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 61, 62, 64, 80, 82, 103, 122, 124, 155, 160, 164, 205, 206, 244, 248, 305, 310, 320, 328, 410, 412, 488, 496, 515, 610, 620, 656, 820, 824, 976, 992, 1030, 1220, 1240, 1271, 1312, 1640, 1648, 1891, 1952, 1984, 2060, 2440, 2480, 2501, 2542, 2624, 3193, 3280, 3296, 3782, 3904, 4120, 4223, 4880, 4960, 5002, 5084, 6283, 6355, 6386, 6560, 6592, 7564, 8240, 8446, 9455, 9760, 9920, 10004, 10168, 12505, 12566, 12710, 12772, 13120, 15128, 15965, 16480, 16892, 18910, 19520, 20008, 20336, 21115, 25010, 25132, 25420, 25544, 30256, 31415, 31930, 32960, 33784, 37820, 40016, 40672, 42230, 50020, 50264, 50840, 51088, 60512, 62830, 63860, 67568, 75640, 77531, 80032, 81344, 84460, 100040, 100528, 101680, 102176, 121024, 125660, 127720, 130913, 135136, 151280, 155062, 160064, 168920, 194773, 200080, 201056, 203360, 204352, 251320, 255440, 257603, 261826, 270272, 302560, 310124, 337840, 387655, 389546, 400160, 402112, 406720, 502640, 510880, 515206, 523652, 605120, 620248, 654565, 675680, 775310, 779092, 800320, 973865, 1005280, 1021760, 1030412, 1047304, 1240496, 1288015, 1309130, 1351360, 1550620, 1558184, 1947730, 2010560, 2060824, 2094608, 2480992, 2576030, 2618260, 3101240, 3116368, 3895460, 4121648, 4189216, 4961984, 5152060, 5236520, 6202480, 6232736, 7790920, 7985693, 8243296, 8378432, 10304120, 10473040, 12404960, 12465472, 15581840, 15971386, 16486592, 20608240, 20946080, 24809920, 31163680, 31942772, 39928465, 41216480, 41892160, 62327360, 63885544, 79856930, 82432960, 127771088, 159713860, 255542176, 319427720, 511084352, 638855440, 1277710880, 2555421760]

約数ペア:

[(1, 2555421760), (2, 1277710880), (4, 638855440), (5, 511084352), (8, 319427720), (10, 255542176), (16, 159713860), (20, 127771088), (31, 82432960), (32, 79856930), (40, 63885544), (41, 62327360), (61, 41892160), (62, 41216480), (64, 39928465), (80, 31942772), (82, 31163680), (103, 24809920), (122, 20946080), (124, 20608240), (155, 16486592), (160, 15971386), (164, 15581840), (205, 12465472), (206, 12404960), (244, 10473040), (248, 10304120), (305, 8378432), (310, 8243296), (320, 7985693), (328, 7790920), (410, 6232736), (412, 6202480), (488, 5236520), (496, 5152060), (515, 4961984), (610, 4189216), (620, 4121648), (656, 3895460), (820, 3116368), (824, 3101240), (976, 2618260), (992, 2576030), (1030, 2480992), (1220, 2094608), (1240, 2060824), (1271, 2010560), (1312, 1947730), (1640, 1558184), (1648, 1550620), (1891, 1351360), (1952, 1309130), (1984, 1288015), (2060, 1240496), (2440, 1047304), (2480, 1030412), (2501, 1021760), (2542, 1005280), (2624, 973865), (3193, 800320), (3280, 779092), (3296, 775310), (3782, 675680), (3904, 654565), (4120, 620248), (4223, 605120), (4880, 523652), (4960, 515206), (5002, 510880), (5084, 502640), (6283, 406720), (6355, 402112), (6386, 400160), (6560, 389546), (6592, 387655), (7564, 337840), (8240, 310124), (8446, 302560), (9455, 270272), (9760, 261826), (9920, 257603), (10004, 255440), (10168, 251320), (12505, 204352), (12566, 203360), (12710, 201056), (12772, 200080), (13120, 194773), (15128, 168920), (15965, 160064), (16480, 155062), (16892, 151280), (18910, 135136), (19520, 130913), (20008, 127720), (20336, 125660), (21115, 121024), (25010, 102176), (25132, 101680), (25420, 100528), (25544, 100040), (30256, 84460), (31415, 81344), (31930, 80032), (32960, 77531), (33784, 75640), (37820, 67568), (40016, 63860), (40672, 62830), (42230, 60512), (50020, 51088), (50264, 50840)]