387608975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{3539}}^1$

素因数の和:3899

約数の個数: 24

約数和(自身を含む): 519289680

約数和(自身を除く): 131680705

約数列:

[1, 5, 13, 25, 65, 325, 337, 1685, 3539, 4381, 8425, 17695, 21905, 46007, 88475, 109525, 230035, 1150175, 1192643, 5963215, 15504359, 29816075, 77521795, 387608975]

約数ペア:

[(1, 387608975), (5, 77521795), (13, 29816075), (25, 15504359), (65, 5963215), (325, 1192643), (337, 1150175), (1685, 230035), (3539, 109525), (4381, 88475), (8425, 46007), (17695, 21905)]