25991790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1097

約数の個数: 64

約数和(自身を含む): 68981760

約数和(自身を除く): 42989970

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 79, 110, 158, 165, 237, 330, 395, 474, 790, 869, 997, 1185, 1738, 1994, 2370, 2607, 2991, 4345, 4985, 5214, 5982, 8690, 9970, 10967, 13035, 14955, 21934, 26070, 29910, 32901, 54835, 65802, 78763, 109670, 157526, 164505, 236289, 329010, 393815, 472578, 787630, 866393, 1181445, 1732786, 2362890, 2599179, 4331965, 5198358, 8663930, 12995895, 25991790]

約数ペア:

[(1, 25991790), (2, 12995895), (3, 8663930), (5, 5198358), (6, 4331965), (10, 2599179), (11, 2362890), (15, 1732786), (22, 1181445), (30, 866393), (33, 787630), (55, 472578), (66, 393815), (79, 329010), (110, 236289), (158, 164505), (165, 157526), (237, 109670), (330, 78763), (395, 65802), (474, 54835), (790, 32901), (869, 29910), (997, 26070), (1185, 21934), (1738, 14955), (1994, 13035), (2370, 10967), (2607, 9970), (2991, 8690), (4345, 5982), (4985, 5214)]