25789708

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 53222400

約数和(自身を除く): 27432692

約数列:

[1, 2, 4, 7, 14, 28, 79, 89, 131, 158, 178, 262, 316, 356, 524, 553, 623, 917, 1106, 1246, 1834, 2212, 2492, 3668, 7031, 10349, 11659, 14062, 20698, 23318, 28124, 41396, 46636, 49217, 72443, 81613, 98434, 144886, 163226, 196868, 289772, 326452, 921061, 1842122, 3684244, 6447427, 12894854, 25789708]

約数ペア:

[(1, 25789708), (2, 12894854), (4, 6447427), (7, 3684244), (14, 1842122), (28, 921061), (79, 326452), (89, 289772), (131, 196868), (158, 163226), (178, 144886), (262, 98434), (316, 81613), (356, 72443), (524, 49217), (553, 46636), (623, 41396), (917, 28124), (1106, 23318), (1246, 20698), (1834, 14062), (2212, 11659), (2492, 10349), (3668, 7031)]