51563380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{811}}^1$

素因数の和:865

約数の個数: 72

約数和(自身を含む): 125639136

約数和(自身を除く): 74075756

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 811, 935, 1156, 1445, 1622, 1870, 2890, 3179, 3244, 3740, 4055, 5780, 6358, 8110, 8921, 12716, 13787, 15895, 16220, 17842, 27574, 31790, 35684, 44605, 55148, 63580, 68935, 89210, 137870, 151657, 178420, 234379, 275740, 303314, 468758, 606628, 758285, 937516, 1171895, 1516570, 2343790, 2578169, 3033140, 4687580, 5156338, 10312676, 12890845, 25781690, 51563380]

約数ペア:

[(1, 51563380), (2, 25781690), (4, 12890845), (5, 10312676), (10, 5156338), (11, 4687580), (17, 3033140), (20, 2578169), (22, 2343790), (34, 1516570), (44, 1171895), (55, 937516), (68, 758285), (85, 606628), (110, 468758), (170, 303314), (187, 275740), (220, 234379), (289, 178420), (340, 151657), (374, 137870), (578, 89210), (748, 68935), (811, 63580), (935, 55148), (1156, 44605), (1445, 35684), (1622, 31790), (1870, 27574), (2890, 17842), (3179, 16220), (3244, 15895), (3740, 13787), (4055, 12716), (5780, 8921), (6358, 8110)]