72268690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{977}}^1$

素因数の和:1566

約数の個数: 32

約数和(自身を含む): 140479920

約数和(自身を除く): 68211230

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 569, 977, 1138, 1954, 2845, 4885, 5690, 7397, 9770, 12701, 14794, 25402, 36985, 63505, 73970, 127010, 555913, 1111826, 2779565, 5559130, 7226869, 14453738, 36134345, 72268690]

約数ペア:

[(1, 72268690), (2, 36134345), (5, 14453738), (10, 7226869), (13, 5559130), (26, 2779565), (65, 1111826), (130, 555913), (569, 127010), (977, 73970), (1138, 63505), (1954, 36985), (2845, 25402), (4885, 14794), (5690, 12701), (7397, 9770)]