161808592

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 361119744

約数和(自身を除く): 199311152

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 47, 62, 88, 94, 124, 176, 188, 248, 341, 376, 496, 517, 631, 682, 752, 1034, 1262, 1364, 1457, 2068, 2524, 2728, 2914, 4136, 5048, 5456, 5828, 6941, 8272, 10096, 11656, 13882, 16027, 19561, 23312, 27764, 29657, 32054, 39122, 55528, 59314, 64108, 78244, 111056, 118628, 128216, 156488, 215171, 237256, 256432, 312976, 326227, 430342, 474512, 652454, 860684, 919367, 1304908, 1721368, 1838734, 2609816, 3442736, 3677468, 5219632, 7354936, 10113037, 14709872, 20226074, 40452148, 80904296, 161808592]

約数ペア:

[(1, 161808592), (2, 80904296), (4, 40452148), (8, 20226074), (11, 14709872), (16, 10113037), (22, 7354936), (31, 5219632), (44, 3677468), (47, 3442736), (62, 2609816), (88, 1838734), (94, 1721368), (124, 1304908), (176, 919367), (188, 860684), (248, 652454), (341, 474512), (376, 430342), (496, 326227), (517, 312976), (631, 256432), (682, 237256), (752, 215171), (1034, 156488), (1262, 128216), (1364, 118628), (1457, 111056), (2068, 78244), (2524, 64108), (2728, 59314), (2914, 55528), (4136, 39122), (5048, 32054), (5456, 29657), (5828, 27764), (6941, 23312), (8272, 19561), (10096, 16027), (11656, 13882)]