201965525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{2131}}^1$

素因数の和:2381

約数の個数: 24

約数和(自身を含む): 266482944

約数和(自身を除く): 64517419

約数列:

[1, 5, 17, 25, 85, 223, 425, 1115, 2131, 3791, 5575, 10655, 18955, 36227, 53275, 94775, 181135, 475213, 905675, 2376065, 8078621, 11880325, 40393105, 201965525]

約数ペア:

[(1, 201965525), (5, 40393105), (17, 11880325), (25, 8078621), (85, 2376065), (223, 905675), (425, 475213), (1115, 181135), (2131, 94775), (3791, 53275), (5575, 36227), (10655, 18955)]