64992680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{24251}}^1$

素因数の和:24329

約数の個数: 32

約数和(自身を含む): 148422240

約数和(自身を除く): 83429560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 24251, 48502, 97004, 121255, 194008, 242510, 485020, 970040, 1624817, 3249634, 6499268, 8124085, 12998536, 16248170, 32496340, 64992680]

約数ペア:

[(1, 64992680), (2, 32496340), (4, 16248170), (5, 12998536), (8, 8124085), (10, 6499268), (20, 3249634), (40, 1624817), (67, 970040), (134, 485020), (268, 242510), (335, 194008), (536, 121255), (670, 97004), (1340, 48502), (2680, 24251)]