25938730

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 48114000

約数和(自身を除く): 22175270

約数列:

[1, 2, 5, 10, 53, 106, 109, 218, 265, 449, 530, 545, 898, 1090, 2245, 4490, 5777, 11554, 23797, 28885, 47594, 48941, 57770, 97882, 118985, 237970, 244705, 489410, 2593873, 5187746, 12969365, 25938730]

約数ペア:

[(1, 25938730), (2, 12969365), (5, 5187746), (10, 2593873), (53, 489410), (106, 244705), (109, 237970), (218, 118985), (265, 97882), (449, 57770), (530, 48941), (545, 47594), (898, 28885), (1090, 23797), (2245, 11554), (4490, 5777)]