254548456

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{661}}^1\times {\mathrm{1301}}^1$

素因数の和:2005

約数の個数: 32

約数和(自身を含む): 491296680

約数和(自身を除く): 236748224

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 661, 1301, 1322, 2602, 2644, 5204, 5288, 10408, 24457, 48137, 48914, 96274, 97828, 192548, 195656, 385096, 859961, 1719922, 3439844, 6879688, 31818557, 63637114, 127274228, 254548456]

約数ペア:

[(1, 254548456), (2, 127274228), (4, 63637114), (8, 31818557), (37, 6879688), (74, 3439844), (148, 1719922), (296, 859961), (661, 385096), (1301, 195656), (1322, 192548), (2602, 97828), (2644, 96274), (5204, 48914), (5288, 48137), (10408, 24457)]