39975145

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1279}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 58982400

約数和(自身を除く): 19007255

約数列:

[1, 5, 7, 19, 35, 47, 95, 133, 235, 329, 665, 893, 1279, 1645, 4465, 6251, 6395, 8953, 24301, 31255, 44765, 60113, 121505, 170107, 300565, 420791, 850535, 1142147, 2103955, 5710735, 7995029, 39975145]

約数ペア:

[(1, 39975145), (5, 7995029), (7, 5710735), (19, 2103955), (35, 1142147), (47, 850535), (95, 420791), (133, 300565), (235, 170107), (329, 121505), (665, 60113), (893, 44765), (1279, 31255), (1645, 24301), (4465, 8953), (6251, 6395)]