256366664

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{10531}}^1$

素因数の和:10733

約数の個数: 32

約数和(自身を含む): 511855200

約数和(自身を除く): 255488536

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 179, 358, 716, 1432, 3043, 6086, 10531, 12172, 21062, 24344, 42124, 84248, 179027, 358054, 716108, 1432216, 1885049, 3770098, 7540196, 15080392, 32045833, 64091666, 128183332, 256366664]

約数ペア:

[(1, 256366664), (2, 128183332), (4, 64091666), (8, 32045833), (17, 15080392), (34, 7540196), (68, 3770098), (136, 1885049), (179, 1432216), (358, 716108), (716, 358054), (1432, 179027), (3043, 84248), (6086, 42124), (10531, 24344), (12172, 21062)]