51311950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 72

約数和(自身を含む): 104839272

約数和(自身を除く): 53527322

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 53, 67, 85, 106, 134, 170, 265, 289, 335, 425, 530, 578, 670, 850, 901, 1139, 1325, 1445, 1675, 1802, 2278, 2650, 2890, 3350, 3551, 4505, 5695, 7102, 7225, 9010, 11390, 14450, 15317, 17755, 19363, 22525, 28475, 30634, 35510, 38726, 45050, 56950, 60367, 76585, 88775, 96815, 120734, 153170, 177550, 193630, 301835, 382925, 484075, 603670, 765850, 968150, 1026239, 1509175, 2052478, 3018350, 5131195, 10262390, 25655975, 51311950]

約数ペア:

[(1, 51311950), (2, 25655975), (5, 10262390), (10, 5131195), (17, 3018350), (25, 2052478), (34, 1509175), (50, 1026239), (53, 968150), (67, 765850), (85, 603670), (106, 484075), (134, 382925), (170, 301835), (265, 193630), (289, 177550), (335, 153170), (425, 120734), (530, 96815), (578, 88775), (670, 76585), (850, 60367), (901, 56950), (1139, 45050), (1325, 38726), (1445, 35510), (1675, 30634), (1802, 28475), (2278, 22525), (2650, 19363), (2890, 17755), (3350, 15317), (3551, 14450), (4505, 11390), (5695, 9010), (7102, 7225)]