72621725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1459}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 98847840

約数和(自身を除く): 26226115

約数列:

[1, 5, 11, 25, 55, 181, 275, 905, 1459, 1991, 4525, 7295, 9955, 16049, 36475, 49775, 80245, 264079, 401225, 1320395, 2904869, 6601975, 14524345, 72621725]

約数ペア:

[(1, 72621725), (5, 14524345), (11, 6601975), (25, 2904869), (55, 1320395), (181, 401225), (275, 264079), (905, 80245), (1459, 49775), (1991, 36475), (4525, 16049), (7295, 9955)]