158851610

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{40013}}^1$

素因数の和:40417

約数の個数: 16

約数和(自身を含む): 286660296

約数和(自身を除く): 127808686

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3970, 40013, 80026, 200065, 400130, 15885161, 31770322, 79425805, 158851610]

約数ペア:

[(1, 158851610), (2, 79425805), (5, 31770322), (10, 15885161), (397, 400130), (794, 200065), (1985, 80026), (3970, 40013)]