1258125824

素因数分解:

$2^9\times {\mathrm{31}}^2\times {\mathrm{2557}}^1$

素因数の和:2637

約数の個数: 60

約数和(自身を含む): 2598516162

約数和(自身を除く): 1340390338

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 961, 992, 1922, 1984, 2557, 3844, 3968, 5114, 7688, 7936, 10228, 15376, 15872, 20456, 30752, 40912, 61504, 79267, 81824, 123008, 158534, 163648, 246016, 317068, 327296, 492032, 634136, 654592, 1268272, 1309184, 2457277, 2536544, 4914554, 5073088, 9829108, 10146176, 19658216, 20292352, 39316432, 40584704, 78632864, 157265728, 314531456, 629062912, 1258125824]

約数ペア:

[(1, 1258125824), (2, 629062912), (4, 314531456), (8, 157265728), (16, 78632864), (31, 40584704), (32, 39316432), (62, 20292352), (64, 19658216), (124, 10146176), (128, 9829108), (248, 5073088), (256, 4914554), (496, 2536544), (512, 2457277), (961, 1309184), (992, 1268272), (1922, 654592), (1984, 634136), (2557, 492032), (3844, 327296), (3968, 317068), (5114, 246016), (7688, 163648), (7936, 158534), (10228, 123008), (15376, 81824), (15872, 79267), (20456, 61504), (30752, 40912)]