62790980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6317}}^1$

素因数の和:6404

約数の個数: 48

約数和(自身を含む): 152845056

約数和(自身を除く): 90054076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 6317, 9940, 12634, 25268, 31585, 44219, 63170, 88438, 126340, 176876, 221095, 442190, 448507, 884380, 897014, 1794028, 2242535, 3139549, 4485070, 6279098, 8970140, 12558196, 15697745, 31395490, 62790980]

約数ペア:

[(1, 62790980), (2, 31395490), (4, 15697745), (5, 12558196), (7, 8970140), (10, 6279098), (14, 4485070), (20, 3139549), (28, 2242535), (35, 1794028), (70, 897014), (71, 884380), (140, 448507), (142, 442190), (284, 221095), (355, 176876), (497, 126340), (710, 88438), (994, 63170), (1420, 44219), (1988, 31585), (2485, 25268), (4970, 12634), (6317, 9940)]