79961360

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{3557}}^1$

素因数の和:3851

約数の個数: 40

約数和(自身を含む): 186624216

約数和(自身を除く): 106662856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 3557, 4496, 5620, 7114, 11240, 14228, 17785, 22480, 28456, 35570, 56912, 71140, 142280, 284560, 999517, 1999034, 3998068, 4997585, 7996136, 9995170, 15992272, 19990340, 39980680, 79961360]

約数ペア:

[(1, 79961360), (2, 39980680), (4, 19990340), (5, 15992272), (8, 9995170), (10, 7996136), (16, 4997585), (20, 3998068), (40, 1999034), (80, 999517), (281, 284560), (562, 142280), (1124, 71140), (1405, 56912), (2248, 35570), (2810, 28456), (3557, 22480), (4496, 17785), (5620, 14228), (7114, 11240)]