256736

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:194

約数の個数: 24

約数和(自身を含む): 517104

約数和(自身を除く): 260368

約数列:

[1, 2, 4, 8, 16, 32, 71, 113, 142, 226, 284, 452, 568, 904, 1136, 1808, 2272, 3616, 8023, 16046, 32092, 64184, 128368, 256736]

約数ペア:

[(1, 256736), (2, 128368), (4, 64184), (8, 32092), (16, 16046), (32, 8023), (71, 3616), (113, 2272), (142, 1808), (226, 1136), (284, 904), (452, 568)]