201242015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3467}}^1$

素因数の和:3551

約数の個数: 32

約数和(自身を含む): 279659520

約数和(自身を除く): 78417505

約数列:

[1, 5, 13, 19, 47, 65, 95, 235, 247, 611, 893, 1235, 3055, 3467, 4465, 11609, 17335, 45071, 58045, 65873, 162949, 225355, 329365, 814745, 856349, 2118337, 3096031, 4281745, 10591685, 15480155, 40248403, 201242015]

約数ペア:

[(1, 201242015), (5, 40248403), (13, 15480155), (19, 10591685), (47, 4281745), (65, 3096031), (95, 2118337), (235, 856349), (247, 814745), (611, 329365), (893, 225355), (1235, 162949), (3055, 65873), (3467, 58045), (4465, 45071), (11609, 17335)]