85397440

素因数分解:

$2^6\times 5^1\times {\mathrm{266867}}^1$

素因数の和:266884

約数の個数: 28

約数和(自身を含む): 203353416

約数和(自身を除く): 117955976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 266867, 533734, 1067468, 1334335, 2134936, 2668670, 4269872, 5337340, 8539744, 10674680, 17079488, 21349360, 42698720, 85397440]

約数ペア:

[(1, 85397440), (2, 42698720), (4, 21349360), (5, 17079488), (8, 10674680), (10, 8539744), (16, 5337340), (20, 4269872), (32, 2668670), (40, 2134936), (64, 1334335), (80, 1067468), (160, 533734), (320, 266867)]