53091025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 75620160

約数和(自身を除く): 22529135

約数列:

[1, 5, 13, 25, 29, 43, 65, 131, 145, 215, 325, 377, 559, 655, 725, 1075, 1247, 1703, 1885, 2795, 3275, 3799, 5633, 6235, 8515, 9425, 13975, 16211, 18995, 28165, 31175, 42575, 49387, 73229, 81055, 94975, 140825, 163357, 246935, 366145, 405275, 816785, 1234675, 1830725, 2123641, 4083925, 10618205, 53091025]

約数ペア:

[(1, 53091025), (5, 10618205), (13, 4083925), (25, 2123641), (29, 1830725), (43, 1234675), (65, 816785), (131, 405275), (145, 366145), (215, 246935), (325, 163357), (377, 140825), (559, 94975), (655, 81055), (725, 73229), (1075, 49387), (1247, 42575), (1703, 31175), (1885, 28165), (2795, 18995), (3275, 16211), (3799, 13975), (5633, 9425), (6235, 8515)]