25391872

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 56512512

約数和(自身を除く): 31120640

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 127, 128, 142, 176, 254, 256, 284, 352, 508, 568, 704, 781, 1016, 1136, 1397, 1408, 1562, 2032, 2272, 2794, 2816, 3124, 4064, 4544, 5588, 6248, 8128, 9017, 9088, 11176, 12496, 16256, 18034, 18176, 22352, 24992, 32512, 36068, 44704, 49984, 72136, 89408, 99187, 99968, 144272, 178816, 198374, 199936, 288544, 357632, 396748, 577088, 793496, 1154176, 1586992, 2308352, 3173984, 6347968, 12695936, 25391872]

約数ペア:

[(1, 25391872), (2, 12695936), (4, 6347968), (8, 3173984), (11, 2308352), (16, 1586992), (22, 1154176), (32, 793496), (44, 577088), (64, 396748), (71, 357632), (88, 288544), (127, 199936), (128, 198374), (142, 178816), (176, 144272), (254, 99968), (256, 99187), (284, 89408), (352, 72136), (508, 49984), (568, 44704), (704, 36068), (781, 32512), (1016, 24992), (1136, 22352), (1397, 18176), (1408, 18034), (1562, 16256), (2032, 12496), (2272, 11176), (2794, 9088), (2816, 9017), (3124, 8128), (4064, 6248), (4544, 5588)]