25261853360

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{20983}}^1$

素因数の和:21246

約数の個数: 80

約数和(自身を含む): 59716267200

約数和(自身を除く): 34454413840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 149, 202, 298, 404, 505, 596, 745, 808, 1010, 1192, 1490, 1616, 2020, 2384, 2980, 4040, 5960, 8080, 11920, 15049, 20983, 30098, 41966, 60196, 75245, 83932, 104915, 120392, 150490, 167864, 209830, 240784, 300980, 335728, 419660, 601960, 839320, 1203920, 1678640, 2119283, 3126467, 4238566, 6252934, 8477132, 10596415, 12505868, 15632335, 16954264, 21192830, 25011736, 31264670, 33908528, 42385660, 50023472, 62529340, 84771320, 125058680, 169542640, 250117360, 315773167, 631546334, 1263092668, 1578865835, 2526185336, 3157731670, 5052370672, 6315463340, 12630926680, 25261853360]

約数ペア:

[(1, 25261853360), (2, 12630926680), (4, 6315463340), (5, 5052370672), (8, 3157731670), (10, 2526185336), (16, 1578865835), (20, 1263092668), (40, 631546334), (80, 315773167), (101, 250117360), (149, 169542640), (202, 125058680), (298, 84771320), (404, 62529340), (505, 50023472), (596, 42385660), (745, 33908528), (808, 31264670), (1010, 25011736), (1192, 21192830), (1490, 16954264), (1616, 15632335), (2020, 12505868), (2384, 10596415), (2980, 8477132), (4040, 6252934), (5960, 4238566), (8080, 3126467), (11920, 2119283), (15049, 1678640), (20983, 1203920), (30098, 839320), (41966, 601960), (60196, 419660), (75245, 335728), (83932, 300980), (104915, 240784), (120392, 209830), (150490, 167864)]