51905408

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 108625920

約数和(自身を除く): 56720512

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 103, 124, 127, 128, 206, 248, 254, 412, 496, 508, 824, 992, 1016, 1648, 1984, 2032, 3193, 3296, 3937, 3968, 4064, 6386, 6592, 7874, 8128, 12772, 13081, 13184, 15748, 16256, 25544, 26162, 31496, 51088, 52324, 62992, 102176, 104648, 125984, 204352, 209296, 251968, 405511, 408704, 418592, 503936, 811022, 837184, 1622044, 1674368, 3244088, 6488176, 12976352, 25952704, 51905408]

約数ペア:

[(1, 51905408), (2, 25952704), (4, 12976352), (8, 6488176), (16, 3244088), (31, 1674368), (32, 1622044), (62, 837184), (64, 811022), (103, 503936), (124, 418592), (127, 408704), (128, 405511), (206, 251968), (248, 209296), (254, 204352), (412, 125984), (496, 104648), (508, 102176), (824, 62992), (992, 52324), (1016, 51088), (1648, 31496), (1984, 26162), (2032, 25544), (3193, 16256), (3296, 15748), (3937, 13184), (3968, 13081), (4064, 12772), (6386, 8128), (6592, 7874)]