80138664

素因数分解:

$2^3\times 3^2\times {\mathrm{727}}^1\times {\mathrm{1531}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 217482720

約数和(自身を除く): 137344056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 727, 1454, 1531, 2181, 2908, 3062, 4362, 4593, 5816, 6124, 6543, 8724, 9186, 12248, 13086, 13779, 17448, 18372, 26172, 27558, 36744, 52344, 55116, 110232, 1113037, 2226074, 3339111, 4452148, 6678222, 8904296, 10017333, 13356444, 20034666, 26712888, 40069332, 80138664]

約数ペア:

[(1, 80138664), (2, 40069332), (3, 26712888), (4, 20034666), (6, 13356444), (8, 10017333), (9, 8904296), (12, 6678222), (18, 4452148), (24, 3339111), (36, 2226074), (72, 1113037), (727, 110232), (1454, 55116), (1531, 52344), (2181, 36744), (2908, 27558), (3062, 26172), (4362, 18372), (4593, 17448), (5816, 13779), (6124, 13086), (6543, 12248), (8724, 9186)]