80198600

素因数分解:

$2^3\times 5^2\times {\mathrm{233}}^1\times {\mathrm{1721}}^1$

素因数の和:1970

約数の個数: 48

約数和(自身を含む): 187370820

約数和(自身を除く): 107172220

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 233, 466, 932, 1165, 1721, 1864, 2330, 3442, 4660, 5825, 6884, 8605, 9320, 11650, 13768, 17210, 23300, 34420, 43025, 46600, 68840, 86050, 172100, 344200, 400993, 801986, 1603972, 2004965, 3207944, 4009930, 8019860, 10024825, 16039720, 20049650, 40099300, 80198600]

約数ペア:

[(1, 80198600), (2, 40099300), (4, 20049650), (5, 16039720), (8, 10024825), (10, 8019860), (20, 4009930), (25, 3207944), (40, 2004965), (50, 1603972), (100, 801986), (200, 400993), (233, 344200), (466, 172100), (932, 86050), (1165, 68840), (1721, 46600), (1864, 43025), (2330, 34420), (3442, 23300), (4660, 17210), (5825, 13768), (6884, 11650), (8605, 9320)]