121569007540

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{787}}^1\times {\mathrm{76471}}^1$

素因数の和:77368

約数の個数: 48

約数和(自身を含む): 258153565824

約数和(自身を除く): 136584558284

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 787, 1010, 1574, 2020, 3148, 3935, 7870, 15740, 76471, 79487, 152942, 158974, 305884, 317948, 382355, 397435, 764710, 794870, 1529420, 1589740, 7723571, 15447142, 30894284, 38617855, 60182677, 77235710, 120365354, 154471420, 240730708, 300913385, 601826770, 1203653540, 6078450377, 12156900754, 24313801508, 30392251885, 60784503770, 121569007540]

約数ペア:

[(1, 121569007540), (2, 60784503770), (4, 30392251885), (5, 24313801508), (10, 12156900754), (20, 6078450377), (101, 1203653540), (202, 601826770), (404, 300913385), (505, 240730708), (787, 154471420), (1010, 120365354), (1574, 77235710), (2020, 60182677), (3148, 38617855), (3935, 30894284), (7870, 15447142), (15740, 7723571), (76471, 1589740), (79487, 1529420), (152942, 794870), (158974, 764710), (305884, 397435), (317948, 382355)]