201980215

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{2837}}^1$

素因数の和:3362

約数の個数: 16

約数和(自身を含む): 251333280

約数和(自身を除く): 49353065

約数列:

[1, 5, 29, 145, 491, 2455, 2837, 14185, 14239, 71195, 82273, 411365, 1392967, 6964835, 40396043, 201980215]

約数ペア:

[(1, 201980215), (5, 40396043), (29, 6964835), (145, 1392967), (491, 411365), (2455, 82273), (2837, 71195), (14185, 14239)]