196551875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1423}}^1$

素因数の和:1473

約数の個数: 40

約数和(自身を含む): 280260288

約数和(自身を除く): 83708413

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 625, 1105, 1423, 1625, 2125, 5525, 7115, 8125, 10625, 18499, 24191, 27625, 35575, 92495, 120955, 138125, 177875, 314483, 462475, 604775, 889375, 1572415, 2312375, 3023875, 7862075, 11561875, 15119375, 39310375, 196551875]

約数ペア:

[(1, 196551875), (5, 39310375), (13, 15119375), (17, 11561875), (25, 7862075), (65, 3023875), (85, 2312375), (125, 1572415), (221, 889375), (325, 604775), (425, 462475), (625, 314483), (1105, 177875), (1423, 138125), (1625, 120955), (2125, 92495), (5525, 35575), (7115, 27625), (8125, 24191), (10625, 18499)]