25164080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18503}}^1$

素因数の和:18533

約数の個数: 40

約数和(自身を含む): 61951392

約数和(自身を除く): 36787312

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 18503, 37006, 74012, 92515, 148024, 185030, 296048, 314551, 370060, 629102, 740120, 1258204, 1480240, 1572755, 2516408, 3145510, 5032816, 6291020, 12582040, 25164080]

約数ペア:

[(1, 25164080), (2, 12582040), (4, 6291020), (5, 5032816), (8, 3145510), (10, 2516408), (16, 1572755), (17, 1480240), (20, 1258204), (34, 740120), (40, 629102), (68, 370060), (80, 314551), (85, 296048), (136, 185030), (170, 148024), (272, 92515), (340, 74012), (680, 37006), (1360, 18503)]