201985405

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{25391}}^1$

素因数の和:25476

約数の個数: 16

約数和(自身を含む): 254732544

約数和(自身を除く): 52747139

約数列:

[1, 5, 37, 43, 185, 215, 1591, 7955, 25391, 126955, 939467, 1091813, 4697335, 5459065, 40397081, 201985405]

約数ペア:

[(1, 201985405), (5, 40397081), (37, 5459065), (43, 4697335), (185, 1091813), (215, 939467), (1591, 126955), (7955, 25391)]