81018832895

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{394819}}^1$

素因数の和:394896

約数の個数: 64

約数和(自身を含む): 133720796160

約数和(自身を除く): 52701963265

約数列:

[1, 5, 7, 11, 13, 35, 41, 55, 65, 77, 91, 143, 205, 287, 385, 451, 455, 533, 715, 1001, 1435, 2255, 2665, 3157, 3731, 5005, 5863, 15785, 18655, 29315, 41041, 205205, 394819, 1974095, 2763733, 4343009, 5132647, 13818665, 16187579, 21715045, 25663235, 30401063, 35928529, 56459117, 80937895, 113313053, 152005315, 178063369, 179642645, 210438527, 282295585, 395213819, 566565265, 890316845, 1052192635, 1246443583, 1473069689, 1976069095, 2314823797, 6232217915, 7365348445, 11574118985, 16203766579, 81018832895]

約数ペア:

[(1, 81018832895), (5, 16203766579), (7, 11574118985), (11, 7365348445), (13, 6232217915), (35, 2314823797), (41, 1976069095), (55, 1473069689), (65, 1246443583), (77, 1052192635), (91, 890316845), (143, 566565265), (205, 395213819), (287, 282295585), (385, 210438527), (451, 179642645), (455, 178063369), (533, 152005315), (715, 113313053), (1001, 80937895), (1435, 56459117), (2255, 35928529), (2665, 30401063), (3157, 25663235), (3731, 21715045), (5005, 16187579), (5863, 13818665), (15785, 5132647), (18655, 4343009), (29315, 2763733), (41041, 1974095), (205205, 394819)]