289362425

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{4159}}^1$

素因数の和:4214

約数の個数: 36

約数和(自身を含む): 411640320

約数和(自身を除く): 122277895

約数列:

[1, 5, 11, 23, 25, 55, 115, 121, 253, 275, 575, 605, 1265, 2783, 3025, 4159, 6325, 13915, 20795, 45749, 69575, 95657, 103975, 228745, 478285, 503239, 1052227, 1143725, 2391425, 2516195, 5261135, 11574497, 12580975, 26305675, 57872485, 289362425]

約数ペア:

[(1, 289362425), (5, 57872485), (11, 26305675), (23, 12580975), (25, 11574497), (55, 5261135), (115, 2516195), (121, 2391425), (253, 1143725), (275, 1052227), (575, 503239), (605, 478285), (1265, 228745), (2783, 103975), (3025, 95657), (4159, 69575), (6325, 45749), (13915, 20795)]