4080660025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{738581}}^1$

素因数の和:738621

約数の個数: 24

約数和(自身を含む): 5769802584

約数和(自身を除く): 1689142559

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 738581, 3692905, 9601553, 12555877, 18464525, 48007765, 62779385, 163226401, 240038825, 313896925, 816132005, 4080660025]

約数ペア:

[(1, 4080660025), (5, 816132005), (13, 313896925), (17, 240038825), (25, 163226401), (65, 62779385), (85, 48007765), (221, 18464525), (325, 12555877), (425, 9601553), (1105, 3692905), (5525, 738581)]