25347680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9319}}^1$

素因数の和:9351

約数の個数: 48

約数和(自身を含む): 63413280

約数和(自身を除く): 38065600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 9319, 18638, 37276, 46595, 74552, 93190, 149104, 158423, 186380, 298208, 316846, 372760, 633692, 745520, 792115, 1267384, 1491040, 1584230, 2534768, 3168460, 5069536, 6336920, 12673840, 25347680]

約数ペア:

[(1, 25347680), (2, 12673840), (4, 6336920), (5, 5069536), (8, 3168460), (10, 2534768), (16, 1584230), (17, 1491040), (20, 1267384), (32, 792115), (34, 745520), (40, 633692), (68, 372760), (80, 316846), (85, 298208), (136, 186380), (160, 158423), (170, 149104), (272, 93190), (340, 74552), (544, 46595), (680, 37276), (1360, 18638), (2720, 9319)]