64468885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1487}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 89994240

約数和(自身を除く): 25525355

約数列:

[1, 5, 13, 23, 29, 65, 115, 145, 299, 377, 667, 1487, 1495, 1885, 3335, 7435, 8671, 19331, 34201, 43123, 43355, 96655, 171005, 215615, 444613, 560599, 991829, 2223065, 2802995, 4959145, 12893777, 64468885]

約数ペア:

[(1, 64468885), (5, 12893777), (13, 4959145), (23, 2802995), (29, 2223065), (65, 991829), (115, 560599), (145, 444613), (299, 215615), (377, 171005), (667, 96655), (1487, 43355), (1495, 43123), (1885, 34201), (3335, 19331), (7435, 8671)]