39454025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 57590064

約数和(自身を除く): 18136039

約数列:

[1, 5, 13, 17, 25, 37, 65, 85, 185, 193, 221, 325, 425, 481, 629, 925, 965, 1105, 2405, 2509, 3145, 3281, 4825, 5525, 7141, 8177, 12025, 12545, 15725, 16405, 35705, 40885, 42653, 62725, 82025, 92833, 121397, 178525, 204425, 213265, 464165, 606985, 1066325, 1578161, 2320825, 3034925, 7890805, 39454025]

約数ペア:

[(1, 39454025), (5, 7890805), (13, 3034925), (17, 2320825), (25, 1578161), (37, 1066325), (65, 606985), (85, 464165), (185, 213265), (193, 204425), (221, 178525), (325, 121397), (425, 92833), (481, 82025), (629, 62725), (925, 42653), (965, 40885), (1105, 35705), (2405, 16405), (2509, 15725), (3145, 12545), (3281, 12025), (4825, 8177), (5525, 7141)]