54985940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 120282624

約数和(自身を除く): 65296684

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 131, 155, 262, 310, 524, 620, 655, 677, 1310, 1354, 2620, 2708, 3385, 4061, 6770, 8122, 13540, 16244, 20305, 20987, 40610, 41974, 81220, 83948, 88687, 104935, 177374, 209870, 354748, 419740, 443435, 886870, 1773740, 2749297, 5498594, 10997188, 13746485, 27492970, 54985940]

約数ペア:

[(1, 54985940), (2, 27492970), (4, 13746485), (5, 10997188), (10, 5498594), (20, 2749297), (31, 1773740), (62, 886870), (124, 443435), (131, 419740), (155, 354748), (262, 209870), (310, 177374), (524, 104935), (620, 88687), (655, 83948), (677, 81220), (1310, 41974), (1354, 40610), (2620, 20987), (2708, 20305), (3385, 16244), (4061, 13540), (6770, 8122)]