261885272

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5647}}^1$

素因数の和:5712

約数の個数: 64

約数和(自身を含む): 585584640

約数和(自身を除く): 323699368

約数列:

[1, 2, 4, 8, 11, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 187, 248, 341, 374, 527, 682, 748, 1054, 1364, 1496, 2108, 2728, 4216, 5647, 5797, 11294, 11594, 22588, 23188, 45176, 46376, 62117, 95999, 124234, 175057, 191998, 248468, 350114, 383996, 496936, 700228, 767992, 1055989, 1400456, 1925627, 2111978, 2975969, 3851254, 4223956, 5951938, 7702508, 8447912, 11903876, 15405016, 23807752, 32735659, 65471318, 130942636, 261885272]

約数ペア:

[(1, 261885272), (2, 130942636), (4, 65471318), (8, 32735659), (11, 23807752), (17, 15405016), (22, 11903876), (31, 8447912), (34, 7702508), (44, 5951938), (62, 4223956), (68, 3851254), (88, 2975969), (124, 2111978), (136, 1925627), (187, 1400456), (248, 1055989), (341, 767992), (374, 700228), (527, 496936), (682, 383996), (748, 350114), (1054, 248468), (1364, 191998), (1496, 175057), (2108, 124234), (2728, 95999), (4216, 62117), (5647, 46376), (5797, 45176), (11294, 23188), (11594, 22588)]