71525240

素因数分解:

$2^3\times 5^1\times {\mathrm{751}}^1\times {\mathrm{2381}}^1$

素因数の和:3143

約数の個数: 32

約数和(自身を含む): 161213760

約数和(自身を除く): 89688520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 751, 1502, 2381, 3004, 3755, 4762, 6008, 7510, 9524, 11905, 15020, 19048, 23810, 30040, 47620, 95240, 1788131, 3576262, 7152524, 8940655, 14305048, 17881310, 35762620, 71525240]

約数ペア:

[(1, 71525240), (2, 35762620), (4, 17881310), (5, 14305048), (8, 8940655), (10, 7152524), (20, 3576262), (40, 1788131), (751, 95240), (1502, 47620), (2381, 30040), (3004, 23810), (3755, 19048), (4762, 15020), (6008, 11905), (7510, 9524)]