76668020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2437}}^1$

素因数の和:2481

約数の個数: 72

約数和(自身を含む): 190661352

約数和(自身を除く): 113993332

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 2420, 2437, 2860, 3146, 4874, 6292, 7865, 9748, 12185, 15730, 24370, 26807, 31460, 31681, 48740, 53614, 63362, 107228, 126724, 134035, 158405, 268070, 294877, 316810, 348491, 536140, 589754, 633620, 696982, 1179508, 1393964, 1474385, 1742455, 2948770, 3484910, 3833401, 5897540, 6969820, 7666802, 15333604, 19167005, 38334010, 76668020]

約数ペア:

[(1, 76668020), (2, 38334010), (4, 19167005), (5, 15333604), (10, 7666802), (11, 6969820), (13, 5897540), (20, 3833401), (22, 3484910), (26, 2948770), (44, 1742455), (52, 1474385), (55, 1393964), (65, 1179508), (110, 696982), (121, 633620), (130, 589754), (143, 536140), (220, 348491), (242, 316810), (260, 294877), (286, 268070), (484, 158405), (572, 134035), (605, 126724), (715, 107228), (1210, 63362), (1430, 53614), (1573, 48740), (2420, 31681), (2437, 31460), (2860, 26807), (3146, 24370), (4874, 15730), (6292, 12185), (7865, 9748)]