20100771008

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{607}}^1\times {\mathrm{16691}}^1$

素因数の和:17341

約数の個数: 56

約数和(自身を含む): 41244463104

約数和(自身を除く): 21143692096

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 607, 992, 1214, 1984, 2428, 4856, 9712, 16691, 18817, 19424, 33382, 37634, 38848, 66764, 75268, 133528, 150536, 267056, 301072, 517421, 534112, 602144, 1034842, 1068224, 1204288, 2069684, 4139368, 8278736, 10131437, 16557472, 20262874, 33114944, 40525748, 81051496, 162102992, 314074547, 324205984, 628149094, 648411968, 1256298188, 2512596376, 5025192752, 10050385504, 20100771008]

約数ペア:

[(1, 20100771008), (2, 10050385504), (4, 5025192752), (8, 2512596376), (16, 1256298188), (31, 648411968), (32, 628149094), (62, 324205984), (64, 314074547), (124, 162102992), (248, 81051496), (496, 40525748), (607, 33114944), (992, 20262874), (1214, 16557472), (1984, 10131437), (2428, 8278736), (4856, 4139368), (9712, 2069684), (16691, 1204288), (18817, 1068224), (19424, 1034842), (33382, 602144), (37634, 534112), (38848, 517421), (66764, 301072), (75268, 267056), (133528, 150536)]