64952960

素因数分解:

$2^7\times 5^1\times {\mathrm{101489}}^1$

素因数の和:101508

約数の個数: 32

約数和(自身を含む): 155279700

約数和(自身を除く): 90326740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 101489, 202978, 405956, 507445, 811912, 1014890, 1623824, 2029780, 3247648, 4059560, 6495296, 8119120, 12990592, 16238240, 32476480, 64952960]

約数ペア:

[(1, 64952960), (2, 32476480), (4, 16238240), (5, 12990592), (8, 8119120), (10, 6495296), (16, 4059560), (20, 3247648), (32, 2029780), (40, 1623824), (64, 1014890), (80, 811912), (128, 507445), (160, 405956), (320, 202978), (640, 101489)]