85285005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1979}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 156530880

約数和(自身を除く): 71245875

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 169, 195, 221, 255, 507, 663, 845, 1105, 1979, 2535, 2873, 3315, 5937, 8619, 9895, 14365, 25727, 29685, 33643, 43095, 77181, 100929, 128635, 168215, 334451, 385905, 437359, 504645, 1003353, 1312077, 1672255, 2186795, 5016765, 5685667, 6560385, 17057001, 28428335, 85285005]

約数ペア:

[(1, 85285005), (3, 28428335), (5, 17057001), (13, 6560385), (15, 5685667), (17, 5016765), (39, 2186795), (51, 1672255), (65, 1312077), (85, 1003353), (169, 504645), (195, 437359), (221, 385905), (255, 334451), (507, 168215), (663, 128635), (845, 100929), (1105, 77181), (1979, 43095), (2535, 33643), (2873, 29685), (3315, 25727), (5937, 14365), (8619, 9895)]