61817890

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{40939}}^1$

素因数の和:41097

約数の個数: 16

約数和(自身を含む): 112011840

約数和(自身を除く): 50193950

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 40939, 81878, 204695, 409390, 6181789, 12363578, 30908945, 61817890]

約数ペア:

[(1, 61817890), (2, 30908945), (5, 12363578), (10, 6181789), (151, 409390), (302, 204695), (755, 81878), (1510, 40939)]