139120475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{6389}}^1$

素因数の和:6479

約数の個数: 24

約数和(自身を含む): 188581680

約数和(自身を除く): 49461205

約数列:

[1, 5, 13, 25, 65, 67, 325, 335, 871, 1675, 4355, 6389, 21775, 31945, 83057, 159725, 415285, 428063, 2076425, 2140315, 5564819, 10701575, 27824095, 139120475]

約数ペア:

[(1, 139120475), (5, 27824095), (13, 10701575), (25, 5564819), (65, 2140315), (67, 2076425), (325, 428063), (335, 415285), (871, 159725), (1675, 83057), (4355, 31945), (6389, 21775)]