80443790

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 172800000

約数和(自身を除く): 92356210

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 235, 245, 329, 343, 470, 490, 499, 658, 686, 998, 1645, 1715, 2303, 2495, 3290, 3430, 3493, 4606, 4990, 6986, 11515, 16121, 17465, 23030, 23453, 24451, 32242, 34930, 46906, 48902, 80605, 117265, 122255, 161210, 164171, 171157, 234530, 244510, 328342, 342314, 820855, 855785, 1149197, 1641710, 1711570, 2298394, 5745985, 8044379, 11491970, 16088758, 40221895, 80443790]

約数ペア:

[(1, 80443790), (2, 40221895), (5, 16088758), (7, 11491970), (10, 8044379), (14, 5745985), (35, 2298394), (47, 1711570), (49, 1641710), (70, 1149197), (94, 855785), (98, 820855), (235, 342314), (245, 328342), (329, 244510), (343, 234530), (470, 171157), (490, 164171), (499, 161210), (658, 122255), (686, 117265), (998, 80605), (1645, 48902), (1715, 46906), (2303, 34930), (2495, 32242), (3290, 24451), (3430, 23453), (3493, 23030), (4606, 17465), (4990, 16121), (6986, 11515)]