82604080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79427}}^1$

素因数の和:79453

約数の個数: 40

約数和(自身を含む): 206830512

約数和(自身を除く): 124226432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 79427, 158854, 317708, 397135, 635416, 794270, 1032551, 1270832, 1588540, 2065102, 3177080, 4130204, 5162755, 6354160, 8260408, 10325510, 16520816, 20651020, 41302040, 82604080]

約数ペア:

[(1, 82604080), (2, 41302040), (4, 20651020), (5, 16520816), (8, 10325510), (10, 8260408), (13, 6354160), (16, 5162755), (20, 4130204), (26, 3177080), (40, 2065102), (52, 1588540), (65, 1270832), (80, 1032551), (104, 794270), (130, 635416), (208, 397135), (260, 317708), (520, 158854), (1040, 79427)]