28803150025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{1277}}^1\times {\mathrm{69401}}^1$

素因数の和:70701

約数の個数: 24

約数和(自身を含む): 38493958104

約数和(自身を除く): 9690808079

約数列:

[1, 5, 13, 25, 65, 325, 1277, 6385, 16601, 31925, 69401, 83005, 347005, 415025, 902213, 1735025, 4511065, 22555325, 88625077, 443125385, 1152126001, 2215626925, 5760630005, 28803150025]

約数ペア:

[(1, 28803150025), (5, 5760630005), (13, 2215626925), (25, 1152126001), (65, 443125385), (325, 88625077), (1277, 22555325), (6385, 4511065), (16601, 1735025), (31925, 902213), (69401, 415025), (83005, 347005)]