80225820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{445699}}^1$

素因数の和:445714

約数の個数: 36

約数和(自身を含む): 243352200

約数和(自身を除く): 163126380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 445699, 891398, 1337097, 1782796, 2228495, 2674194, 4011291, 4456990, 5348388, 6685485, 8022582, 8913980, 13370970, 16045164, 20056455, 26741940, 40112910, 80225820]

約数ペア:

[(1, 80225820), (2, 40112910), (3, 26741940), (4, 20056455), (5, 16045164), (6, 13370970), (9, 8913980), (10, 8022582), (12, 6685485), (15, 5348388), (18, 4456990), (20, 4011291), (30, 2674194), (36, 2228495), (45, 1782796), (60, 1337097), (90, 891398), (180, 445699)]