65543020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{31817}}^1$

素因数の和:31929

約数の個数: 24

約数和(自身を含む): 138981024

約数和(自身を除く): 73438004

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 31817, 63634, 127268, 159085, 318170, 636340, 3277151, 6554302, 13108604, 16385755, 32771510, 65543020]

約数ペア:

[(1, 65543020), (2, 32771510), (4, 16385755), (5, 13108604), (10, 6554302), (20, 3277151), (103, 636340), (206, 318170), (412, 159085), (515, 127268), (1030, 63634), (2060, 31817)]