127625855

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 180278784

約数和(自身を除く): 52652929

約数列:

[1, 5, 7, 35, 53, 107, 265, 371, 535, 643, 749, 1855, 3215, 3745, 4501, 5671, 22505, 28355, 34079, 39697, 68801, 170395, 198485, 238553, 344005, 481607, 1192765, 2408035, 3646453, 18232265, 25525171, 127625855]

約数ペア:

[(1, 127625855), (5, 25525171), (7, 18232265), (35, 3646453), (53, 2408035), (107, 1192765), (265, 481607), (371, 344005), (535, 238553), (643, 198485), (749, 170395), (1855, 68801), (3215, 39697), (3745, 34079), (4501, 28355), (5671, 22505)]