68589710

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19997}}^1$

素因数の和:20025

約数の個数: 32

約数和(自身を含む): 143985600

約数和(自身を除く): 75395890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 19997, 39994, 99985, 139979, 199970, 279958, 699895, 979853, 1399790, 1959706, 4899265, 6858971, 9798530, 13717942, 34294855, 68589710]

約数ペア:

[(1, 68589710), (2, 34294855), (5, 13717942), (7, 9798530), (10, 6858971), (14, 4899265), (35, 1959706), (49, 1399790), (70, 979853), (98, 699895), (245, 279958), (343, 199970), (490, 139979), (686, 99985), (1715, 39994), (3430, 19997)]