128214850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:532

約数の個数: 72

約数和(自身を含む): 267237360

約数和(自身を除く): 139022510

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 170, 190, 289, 323, 425, 467, 475, 578, 646, 850, 934, 950, 1445, 1615, 2335, 2890, 3230, 4670, 5491, 7225, 7939, 8075, 8873, 10982, 11675, 14450, 15878, 16150, 17746, 23350, 27455, 39695, 44365, 54910, 79390, 88730, 134963, 137275, 150841, 198475, 221825, 269926, 274550, 301682, 396950, 443650, 674815, 754205, 1349630, 1508410, 2564297, 3374075, 3771025, 5128594, 6748150, 7542050, 12821485, 25642970, 64107425, 128214850]

約数ペア:

[(1, 128214850), (2, 64107425), (5, 25642970), (10, 12821485), (17, 7542050), (19, 6748150), (25, 5128594), (34, 3771025), (38, 3374075), (50, 2564297), (85, 1508410), (95, 1349630), (170, 754205), (190, 674815), (289, 443650), (323, 396950), (425, 301682), (467, 274550), (475, 269926), (578, 221825), (646, 198475), (850, 150841), (934, 137275), (950, 134963), (1445, 88730), (1615, 79390), (2335, 54910), (2890, 44365), (3230, 39695), (4670, 27455), (5491, 23350), (7225, 17746), (7939, 16150), (8075, 15878), (8873, 14450), (10982, 11675)]