161075208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{25913}}^1$

素因数の和:25966

約数の個数: 64

約数和(自身を含む): 472671360

約数和(自身を除く): 311596152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 6216, 25913, 51826, 77739, 103652, 155478, 181391, 207304, 310956, 362782, 544173, 621912, 725564, 958781, 1088346, 1451128, 1917562, 2176692, 2876343, 3835124, 4353384, 5752686, 6711467, 7670248, 11505372, 13422934, 20134401, 23010744, 26845868, 40268802, 53691736, 80537604, 161075208]

約数ペア:

[(1, 161075208), (2, 80537604), (3, 53691736), (4, 40268802), (6, 26845868), (7, 23010744), (8, 20134401), (12, 13422934), (14, 11505372), (21, 7670248), (24, 6711467), (28, 5752686), (37, 4353384), (42, 3835124), (56, 2876343), (74, 2176692), (84, 1917562), (111, 1451128), (148, 1088346), (168, 958781), (222, 725564), (259, 621912), (296, 544173), (444, 362782), (518, 310956), (777, 207304), (888, 181391), (1036, 155478), (1554, 103652), (2072, 77739), (3108, 51826), (6216, 25913)]