85466240

素因数分解:

$2^7\times 5^1\times {\mathrm{133541}}^1$

素因数の和:133560

約数の個数: 32

約数和(自身を含む): 204319260

約数和(自身を除く): 118853020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 133541, 267082, 534164, 667705, 1068328, 1335410, 2136656, 2670820, 4273312, 5341640, 8546624, 10683280, 17093248, 21366560, 42733120, 85466240]

約数ペア:

[(1, 85466240), (2, 42733120), (4, 21366560), (5, 17093248), (8, 10683280), (10, 8546624), (16, 5341640), (20, 4273312), (32, 2670820), (40, 2136656), (64, 1335410), (80, 1068328), (128, 667705), (160, 534164), (320, 267082), (640, 133541)]