65626340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{252409}}^1$

素因数の和:252431

約数の個数: 24

約数和(自身を含む): 148417080

約数和(自身を除く): 82790740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 252409, 504818, 1009636, 1262045, 2524090, 3281317, 5048180, 6562634, 13125268, 16406585, 32813170, 65626340]

約数ペア:

[(1, 65626340), (2, 32813170), (4, 16406585), (5, 13125268), (10, 6562634), (13, 5048180), (20, 3281317), (26, 2524090), (52, 1262045), (65, 1009636), (130, 504818), (260, 252409)]