257371648

素因数分解:

$2^9\times {\mathrm{151}}^1\times {\mathrm{3329}}^1$

素因数の和:3498

約数の個数: 40

約数和(自身を含む): 517801680

約数和(自身を除く): 260430032

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 151, 256, 302, 512, 604, 1208, 2416, 3329, 4832, 6658, 9664, 13316, 19328, 26632, 38656, 53264, 77312, 106528, 213056, 426112, 502679, 852224, 1005358, 1704448, 2010716, 4021432, 8042864, 16085728, 32171456, 64342912, 128685824, 257371648]

約数ペア:

[(1, 257371648), (2, 128685824), (4, 64342912), (8, 32171456), (16, 16085728), (32, 8042864), (64, 4021432), (128, 2010716), (151, 1704448), (256, 1005358), (302, 852224), (512, 502679), (604, 426112), (1208, 213056), (2416, 106528), (3329, 77312), (4832, 53264), (6658, 38656), (9664, 26632), (13316, 19328)]