201346990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81517}}^1$

素因数の和:81556

約数の個数: 32

約数和(自身を含む): 410850720

約数和(自身を除く): 209503730

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 81517, 163034, 407585, 815170, 1059721, 1548823, 2119442, 3097646, 5298605, 7744115, 10597210, 15488230, 20134699, 40269398, 100673495, 201346990]

約数ペア:

[(1, 201346990), (2, 100673495), (5, 40269398), (10, 20134699), (13, 15488230), (19, 10597210), (26, 7744115), (38, 5298605), (65, 3097646), (95, 2119442), (130, 1548823), (190, 1059721), (247, 815170), (494, 407585), (1235, 163034), (2470, 81517)]