71429664640

素因数分解:

$2^7\times 5^1\times {\mathrm{111608851}}^1$

素因数の和:111608870

約数の個数: 32

約数和(自身を含む): 170761543560

約数和(自身を除く): 99331878920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 111608851, 223217702, 446435404, 558044255, 892870808, 1116088510, 1785741616, 2232177020, 3571483232, 4464354040, 7142966464, 8928708080, 14285932928, 17857416160, 35714832320, 71429664640]

約数ペア:

[(1, 71429664640), (2, 35714832320), (4, 17857416160), (5, 14285932928), (8, 8928708080), (10, 7142966464), (16, 4464354040), (20, 3571483232), (32, 2232177020), (40, 1785741616), (64, 1116088510), (80, 892870808), (128, 558044255), (160, 446435404), (320, 223217702), (640, 111608851)]