157485560

素因数分解:

$2^3\times 5^1\times {\mathrm{3937139}}^1$

素因数の和:3937150

約数の個数: 16

約数和(自身を含む): 354342600

約数和(自身を除く): 196857040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3937139, 7874278, 15748556, 19685695, 31497112, 39371390, 78742780, 157485560]

約数ペア:

[(1, 157485560), (2, 78742780), (4, 39371390), (5, 31497112), (8, 19685695), (10, 15748556), (20, 7874278), (40, 3937139)]