25512920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2207}}^1$

素因数の和:2252

約数の個数: 48

約数和(自身を含む): 61007040

約数和(自身を除く): 35494120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2207, 2312, 2890, 4414, 5780, 8828, 11035, 11560, 17656, 22070, 37519, 44140, 75038, 88280, 150076, 187595, 300152, 375190, 637823, 750380, 1275646, 1500760, 2551292, 3189115, 5102584, 6378230, 12756460, 25512920]

約数ペア:

[(1, 25512920), (2, 12756460), (4, 6378230), (5, 5102584), (8, 3189115), (10, 2551292), (17, 1500760), (20, 1275646), (34, 750380), (40, 637823), (68, 375190), (85, 300152), (136, 187595), (170, 150076), (289, 88280), (340, 75038), (578, 44140), (680, 37519), (1156, 22070), (1445, 17656), (2207, 11560), (2312, 11035), (2890, 8828), (4414, 5780)]