90244100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 207153408

約数和(自身を除く): 116909308

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 43, 50, 62, 86, 100, 124, 155, 172, 215, 310, 430, 620, 677, 775, 860, 1075, 1333, 1354, 1550, 2150, 2666, 2708, 3100, 3385, 4300, 5332, 6665, 6770, 13330, 13540, 16925, 20987, 26660, 29111, 33325, 33850, 41974, 58222, 66650, 67700, 83948, 104935, 116444, 133300, 145555, 209870, 291110, 419740, 524675, 582220, 727775, 902441, 1049350, 1455550, 1804882, 2098700, 2911100, 3609764, 4512205, 9024410, 18048820, 22561025, 45122050, 90244100]

約数ペア:

[(1, 90244100), (2, 45122050), (4, 22561025), (5, 18048820), (10, 9024410), (20, 4512205), (25, 3609764), (31, 2911100), (43, 2098700), (50, 1804882), (62, 1455550), (86, 1049350), (100, 902441), (124, 727775), (155, 582220), (172, 524675), (215, 419740), (310, 291110), (430, 209870), (620, 145555), (677, 133300), (775, 116444), (860, 104935), (1075, 83948), (1333, 67700), (1354, 66650), (1550, 58222), (2150, 41974), (2666, 33850), (2708, 33325), (3100, 29111), (3385, 26660), (4300, 20987), (5332, 16925), (6665, 13540), (6770, 13330)]