25455160

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4271}}^1$

素因数の和:4431

約数の個数: 32

約数和(自身を含む): 57672000

約数和(自身を除く): 32216840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 4271, 5960, 8542, 17084, 21355, 34168, 42710, 85420, 170840, 636379, 1272758, 2545516, 3181895, 5091032, 6363790, 12727580, 25455160]

約数ペア:

[(1, 25455160), (2, 12727580), (4, 6363790), (5, 5091032), (8, 3181895), (10, 2545516), (20, 1272758), (40, 636379), (149, 170840), (298, 85420), (596, 42710), (745, 34168), (1192, 21355), (1490, 17084), (2980, 8542), (4271, 5960)]