71879275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3301}}^1$

素因数の和:3391

約数の個数: 24

約数和(自身を含む): 97448624

約数和(自身を除く): 25569349

約数列:

[1, 5, 13, 25, 65, 67, 325, 335, 871, 1675, 3301, 4355, 16505, 21775, 42913, 82525, 214565, 221167, 1072825, 1105835, 2875171, 5529175, 14375855, 71879275]

約数ペア:

[(1, 71879275), (5, 14375855), (13, 5529175), (25, 2875171), (65, 1105835), (67, 1072825), (325, 221167), (335, 214565), (871, 82525), (1675, 42913), (3301, 21775), (4355, 16505)]