72570920

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{4787}}^1$

素因数の和:5177

約数の個数: 32

約数和(自身を含む): 163749600

約数和(自身を除く): 91178680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 4787, 7580, 9574, 15160, 19148, 23935, 38296, 47870, 95740, 191480, 1814273, 3628546, 7257092, 9071365, 14514184, 18142730, 36285460, 72570920]

約数ペア:

[(1, 72570920), (2, 36285460), (4, 18142730), (5, 14514184), (8, 9071365), (10, 7257092), (20, 3628546), (40, 1814273), (379, 191480), (758, 95740), (1516, 47870), (1895, 38296), (3032, 23935), (3790, 19148), (4787, 15160), (7580, 9574)]