80931728

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{136709}}^1$

素因数の和:136754

約数の個数: 20

約数和(自身を含む): 161044380

約数和(自身を除く): 80112652

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 136709, 273418, 546836, 1093672, 2187344, 5058233, 10116466, 20232932, 40465864, 80931728]

約数ペア:

[(1, 80931728), (2, 40465864), (4, 20232932), (8, 10116466), (16, 5058233), (37, 2187344), (74, 1093672), (148, 546836), (296, 273418), (592, 136709)]