72402155

素因数分解:

$5^1\times 7^4\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:233

約数の個数: 40

約数和(自身を含む): 104734992

約数和(自身を除く): 32332837

約数列:

[1, 5, 7, 35, 37, 49, 163, 185, 245, 259, 343, 815, 1141, 1295, 1715, 1813, 2401, 5705, 6031, 7987, 9065, 12005, 12691, 30155, 39935, 42217, 55909, 63455, 88837, 211085, 279545, 295519, 391363, 444185, 1477595, 1956815, 2068633, 10343165, 14480431, 72402155]

約数ペア:

[(1, 72402155), (5, 14480431), (7, 10343165), (35, 2068633), (37, 1956815), (49, 1477595), (163, 444185), (185, 391363), (245, 295519), (259, 279545), (343, 211085), (815, 88837), (1141, 63455), (1295, 55909), (1715, 42217), (1813, 39935), (2401, 30155), (5705, 12691), (6031, 12005), (7987, 9065)]