248049280

素因数分解:

$2^7\times 5^1\times {\mathrm{387577}}^1$

素因数の和:387596

約数の個数: 32

約数和(自身を含む): 592994340

約数和(自身を除く): 344945060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 387577, 775154, 1550308, 1937885, 3100616, 3875770, 6201232, 7751540, 12402464, 15503080, 24804928, 31006160, 49609856, 62012320, 124024640, 248049280]

約数ペア:

[(1, 248049280), (2, 124024640), (4, 62012320), (5, 49609856), (8, 31006160), (10, 24804928), (16, 15503080), (20, 12402464), (32, 7751540), (40, 6201232), (64, 3875770), (80, 3100616), (128, 1937885), (160, 1550308), (320, 775154), (640, 387577)]