72520825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{983}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 97368768

約数和(自身を除く): 24847943

約数列:

[1, 5, 13, 25, 65, 227, 325, 983, 1135, 2951, 4915, 5675, 12779, 14755, 24575, 63895, 73775, 223141, 319475, 1115705, 2900833, 5578525, 14504165, 72520825]

約数ペア:

[(1, 72520825), (5, 14504165), (13, 5578525), (25, 2900833), (65, 1115705), (227, 319475), (325, 223141), (983, 73775), (1135, 63895), (2951, 24575), (4915, 14755), (5675, 12779)]