161787275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1699}}^1$

素因数の和:2015

約数の個数: 24

約数和(自身を含む): 216913200

約数和(自身を除く): 55125925

約数列:

[1, 5, 13, 25, 65, 293, 325, 1465, 1699, 3809, 7325, 8495, 19045, 22087, 42475, 95225, 110435, 497807, 552175, 2489035, 6471491, 12445175, 32357455, 161787275]

約数ペア:

[(1, 161787275), (5, 32357455), (13, 12445175), (25, 6471491), (65, 2489035), (293, 552175), (325, 497807), (1465, 110435), (1699, 95225), (3809, 42475), (7325, 22087), (8495, 19045)]