25466680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2203}}^1$

素因数の和:2248

約数の個数: 48

約数和(自身を含む): 60896520

約数和(自身を除く): 35429840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2203, 2312, 2890, 4406, 5780, 8812, 11015, 11560, 17624, 22030, 37451, 44060, 74902, 88120, 149804, 187255, 299608, 374510, 636667, 749020, 1273334, 1498040, 2546668, 3183335, 5093336, 6366670, 12733340, 25466680]

約数ペア:

[(1, 25466680), (2, 12733340), (4, 6366670), (5, 5093336), (8, 3183335), (10, 2546668), (17, 1498040), (20, 1273334), (34, 749020), (40, 636667), (68, 374510), (85, 299608), (136, 187255), (170, 149804), (289, 88120), (340, 74902), (578, 44060), (680, 37451), (1156, 22030), (1445, 17624), (2203, 11560), (2312, 11015), (2890, 8812), (4406, 5780)]