49271583320

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1\times {\mathrm{769}}^1$

素因数の和:1197

約数の個数: 128

約数和(自身を含む): 114601132800

約数和(自身を除く): 65329549480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 173, 188, 197, 235, 346, 376, 394, 470, 692, 769, 788, 865, 940, 985, 1384, 1538, 1576, 1730, 1880, 1970, 3076, 3460, 3845, 3940, 6152, 6920, 7690, 7880, 8131, 9259, 15380, 16262, 18518, 30760, 32524, 34081, 36143, 37036, 40655, 46295, 65048, 68162, 72286, 74072, 81310, 92590, 133037, 136324, 144572, 151493, 162620, 170405, 180715, 185180, 266074, 272648, 289144, 302986, 325240, 340810, 361430, 370360, 532148, 605972, 665185, 681620, 722860, 757465, 1064296, 1211944, 1330370, 1363240, 1445720, 1514930, 1601807, 2660740, 3029860, 3203614, 5321480, 6059720, 6252739, 6407228, 7120171, 8009035, 12505478, 12814456, 14240342, 16018070, 25010956, 26208289, 28480684, 31263695, 32036140, 35600855, 50021912, 52416578, 56961368, 62527390, 64072280, 71201710, 104833156, 125054780, 131041445, 142403420, 209666312, 250109560, 262082890, 284806840, 524165780, 1048331560, 1231789583, 2463579166, 4927158332, 6158947915, 9854316664, 12317895830, 24635791660, 49271583320]

約数ペア:

[(1, 49271583320), (2, 24635791660), (4, 12317895830), (5, 9854316664), (8, 6158947915), (10, 4927158332), (20, 2463579166), (40, 1231789583), (47, 1048331560), (94, 524165780), (173, 284806840), (188, 262082890), (197, 250109560), (235, 209666312), (346, 142403420), (376, 131041445), (394, 125054780), (470, 104833156), (692, 71201710), (769, 64072280), (788, 62527390), (865, 56961368), (940, 52416578), (985, 50021912), (1384, 35600855), (1538, 32036140), (1576, 31263695), (1730, 28480684), (1880, 26208289), (1970, 25010956), (3076, 16018070), (3460, 14240342), (3845, 12814456), (3940, 12505478), (6152, 8009035), (6920, 7120171), (7690, 6407228), (7880, 6252739), (8131, 6059720), (9259, 5321480), (15380, 3203614), (16262, 3029860), (18518, 2660740), (30760, 1601807), (32524, 1514930), (34081, 1445720), (36143, 1363240), (37036, 1330370), (40655, 1211944), (46295, 1064296), (65048, 757465), (68162, 722860), (72286, 681620), (74072, 665185), (81310, 605972), (92590, 532148), (133037, 370360), (136324, 361430), (144572, 340810), (151493, 325240), (162620, 302986), (170405, 289144), (180715, 272648), (185180, 266074)]