31181120

素因数分解:

$2^6\times 5^1\times {\mathrm{97441}}^1$

素因数の和:97458

約数の個数: 28

約数和(自身を含む): 74250804

約数和(自身を除く): 43069684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 97441, 194882, 389764, 487205, 779528, 974410, 1559056, 1948820, 3118112, 3897640, 6236224, 7795280, 15590560, 31181120]

約数ペア:

[(1, 31181120), (2, 15590560), (4, 7795280), (5, 6236224), (8, 3897640), (10, 3118112), (16, 1948820), (20, 1559056), (32, 974410), (40, 779528), (64, 487205), (80, 389764), (160, 194882), (320, 97441)]