25978020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10069}}^1$

素因数の和:10124

約数の個数: 48

約数和(自身を含む): 74437440

約数和(自身を除く): 48459420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 10069, 20138, 30207, 40276, 50345, 60414, 100690, 120828, 151035, 201380, 302070, 432967, 604140, 865934, 1298901, 1731868, 2164835, 2597802, 4329670, 5195604, 6494505, 8659340, 12989010, 25978020]

約数ペア:

[(1, 25978020), (2, 12989010), (3, 8659340), (4, 6494505), (5, 5195604), (6, 4329670), (10, 2597802), (12, 2164835), (15, 1731868), (20, 1298901), (30, 865934), (43, 604140), (60, 432967), (86, 302070), (129, 201380), (172, 151035), (215, 120828), (258, 100690), (430, 60414), (516, 50345), (645, 40276), (860, 30207), (1290, 20138), (2580, 10069)]