205566560

素因数分解:

$2^5\times 5^1\times {\mathrm{1284791}}^1$

素因数の和:1284806

約数の個数: 24

約数和(自身を含む): 485651376

約数和(自身を除く): 280084816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1284791, 2569582, 5139164, 6423955, 10278328, 12847910, 20556656, 25695820, 41113312, 51391640, 102783280, 205566560]

約数ペア:

[(1, 205566560), (2, 102783280), (4, 51391640), (5, 41113312), (8, 25695820), (10, 20556656), (16, 12847910), (20, 10278328), (32, 6423955), (40, 5139164), (80, 2569582), (160, 1284791)]