72320950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{111263}}^1$

素因数の和:111288

約数の個数: 24

約数和(自身を含む): 144865728

約数和(自身を除く): 72544778

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 111263, 222526, 556315, 1112630, 1446419, 2781575, 2892838, 5563150, 7232095, 14464190, 36160475, 72320950]

約数ペア:

[(1, 72320950), (2, 36160475), (5, 14464190), (10, 7232095), (13, 5563150), (25, 2892838), (26, 2781575), (50, 1446419), (65, 1112630), (130, 556315), (325, 222526), (650, 111263)]