258445825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1409}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 377654400

約数和(自身を除く): 119208575

約数列:

[1, 5, 11, 23, 25, 29, 55, 115, 145, 253, 275, 319, 575, 667, 725, 1265, 1409, 1595, 3335, 6325, 7045, 7337, 7975, 15499, 16675, 32407, 35225, 36685, 40861, 77495, 162035, 183425, 204305, 356477, 387475, 449471, 810175, 939803, 1021525, 1782385, 2247355, 4699015, 8911925, 10337833, 11236775, 23495075, 51689165, 258445825]

約数ペア:

[(1, 258445825), (5, 51689165), (11, 23495075), (23, 11236775), (25, 10337833), (29, 8911925), (55, 4699015), (115, 2247355), (145, 1782385), (253, 1021525), (275, 939803), (319, 810175), (575, 449471), (667, 387475), (725, 356477), (1265, 204305), (1409, 183425), (1595, 162035), (3335, 77495), (6325, 40861), (7045, 36685), (7337, 35225), (7975, 32407), (15499, 16675)]