70816640

素因数分解:

$2^7\times 5^1\times {\mathrm{110651}}^1$

素因数の和:110670

約数の個数: 32

約数和(自身を含む): 169297560

約数和(自身を除く): 98480920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 110651, 221302, 442604, 553255, 885208, 1106510, 1770416, 2213020, 3540832, 4426040, 7081664, 8852080, 14163328, 17704160, 35408320, 70816640]

約数ペア:

[(1, 70816640), (2, 35408320), (4, 17704160), (5, 14163328), (8, 8852080), (10, 7081664), (16, 4426040), (20, 3540832), (32, 2213020), (40, 1770416), (64, 1106510), (80, 885208), (128, 553255), (160, 442604), (320, 221302), (640, 110651)]