254564330

素因数分解:

$2^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{40343}}^1$

素因数の和:40981

約数の個数: 16

約数和(自身を含む): 458953344

約数和(自身を除く): 204389014

約数列:

[1, 2, 5, 10, 631, 1262, 3155, 6310, 40343, 80686, 201715, 403430, 25456433, 50912866, 127282165, 254564330]

約数ペア:

[(1, 254564330), (2, 127282165), (5, 50912866), (10, 25456433), (631, 403430), (1262, 201715), (3155, 80686), (6310, 40343)]