71182520

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{4957}}^1$

素因数の和:5327

約数の個数: 32

約数和(自身を含む): 160639200

約数和(自身を除く): 89456680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 4957, 7180, 9914, 14360, 19828, 24785, 39656, 49570, 99140, 198280, 1779563, 3559126, 7118252, 8897815, 14236504, 17795630, 35591260, 71182520]

約数ペア:

[(1, 71182520), (2, 35591260), (4, 17795630), (5, 14236504), (8, 8897815), (10, 7118252), (20, 3559126), (40, 1779563), (359, 198280), (718, 99140), (1436, 49570), (1795, 39656), (2872, 24785), (3590, 19828), (4957, 14360), (7180, 9914)]