80889250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{24889}}^1$

素因数の和:24919

約数の個数: 32

約数和(自身を含む): 163079280

約数和(自身を除く): 82190030

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 24889, 49778, 124445, 248890, 323557, 622225, 647114, 1244450, 1617785, 3111125, 3235570, 6222250, 8088925, 16177850, 40444625, 80889250]

約数ペア:

[(1, 80889250), (2, 40444625), (5, 16177850), (10, 8088925), (13, 6222250), (25, 3235570), (26, 3111125), (50, 1617785), (65, 1244450), (125, 647114), (130, 622225), (250, 323557), (325, 248890), (650, 124445), (1625, 49778), (3250, 24889)]