103351280

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{12791}}^1$

素因数の和:12905

約数の個数: 40

約数和(自身を含む): 242689824

約数和(自身を除く): 139338544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 12791, 25582, 51164, 63955, 102328, 127910, 204656, 255820, 511640, 1023280, 1291891, 2583782, 5167564, 6459455, 10335128, 12918910, 20670256, 25837820, 51675640, 103351280]

約数ペア:

[(1, 103351280), (2, 51675640), (4, 25837820), (5, 20670256), (8, 12918910), (10, 10335128), (16, 6459455), (20, 5167564), (40, 2583782), (80, 1291891), (101, 1023280), (202, 511640), (404, 255820), (505, 204656), (808, 127910), (1010, 102328), (1616, 63955), (2020, 51164), (4040, 25582), (8080, 12791)]