80487736

素因数分解:

$2^3\times 7^1\times {\mathrm{719}}^1\times {\mathrm{1999}}^1$

素因数の和:2731

約数の個数: 32

約数和(自身を含む): 172800000

約数和(自身を除く): 92312264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 719, 1438, 1999, 2876, 3998, 5033, 5752, 7996, 10066, 13993, 15992, 20132, 27986, 40264, 55972, 111944, 1437281, 2874562, 5749124, 10060967, 11498248, 20121934, 40243868, 80487736]

約数ペア:

[(1, 80487736), (2, 40243868), (4, 20121934), (7, 11498248), (8, 10060967), (14, 5749124), (28, 2874562), (56, 1437281), (719, 111944), (1438, 55972), (1999, 40264), (2876, 27986), (3998, 20132), (5033, 15992), (5752, 13993), (7996, 10066)]