57421325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 85619520

約数和(自身を除く): 28198195

約数列:

[1, 5, 13, 17, 19, 25, 65, 85, 95, 221, 247, 323, 325, 425, 475, 547, 1105, 1235, 1615, 2735, 4199, 5525, 6175, 7111, 8075, 9299, 10393, 13675, 20995, 35555, 46495, 51965, 104975, 120887, 135109, 176681, 177775, 232475, 259825, 604435, 675545, 883405, 2296853, 3022175, 3377725, 4417025, 11484265, 57421325]

約数ペア:

[(1, 57421325), (5, 11484265), (13, 4417025), (17, 3377725), (19, 3022175), (25, 2296853), (65, 883405), (85, 675545), (95, 604435), (221, 259825), (247, 232475), (323, 177775), (325, 176681), (425, 135109), (475, 120887), (547, 104975), (1105, 51965), (1235, 46495), (1615, 35555), (2735, 20995), (4199, 13675), (5525, 10393), (6175, 9299), (7111, 8075)]