9131256290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1\times {\mathrm{863}}^1$

素因数の和:1491

約数の個数: 64

約数和(自身を含む): 17853696000

約数和(自身を除く): 8722439710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 409, 818, 863, 995, 1726, 1990, 2045, 2587, 4090, 4315, 5174, 5317, 8630, 10634, 11219, 12935, 22438, 25870, 26585, 53170, 56095, 81391, 112190, 162782, 171737, 343474, 352967, 406955, 705934, 813910, 858685, 1058083, 1717370, 1764835, 2116166, 2232581, 3529670, 4465162, 4588571, 5290415, 9177142, 10580830, 11162905, 22325810, 22942855, 45885710, 70240433, 140480866, 351202165, 702404330, 913125629, 1826251258, 4565628145, 9131256290]

約数ペア:

[(1, 9131256290), (2, 4565628145), (5, 1826251258), (10, 913125629), (13, 702404330), (26, 351202165), (65, 140480866), (130, 70240433), (199, 45885710), (398, 22942855), (409, 22325810), (818, 11162905), (863, 10580830), (995, 9177142), (1726, 5290415), (1990, 4588571), (2045, 4465162), (2587, 3529670), (4090, 2232581), (4315, 2116166), (5174, 1764835), (5317, 1717370), (8630, 1058083), (10634, 858685), (11219, 813910), (12935, 705934), (22438, 406955), (25870, 352967), (26585, 343474), (53170, 171737), (56095, 162782), (81391, 112190)]