75242380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1031}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 163840320

約数和(自身を除く): 88597940

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 89, 164, 178, 205, 356, 410, 445, 820, 890, 1031, 1780, 2062, 3649, 4124, 5155, 7298, 10310, 14596, 18245, 20620, 36490, 42271, 72980, 84542, 91759, 169084, 183518, 211355, 367036, 422710, 458795, 845420, 917590, 1835180, 3762119, 7524238, 15048476, 18810595, 37621190, 75242380]

約数ペア:

[(1, 75242380), (2, 37621190), (4, 18810595), (5, 15048476), (10, 7524238), (20, 3762119), (41, 1835180), (82, 917590), (89, 845420), (164, 458795), (178, 422710), (205, 367036), (356, 211355), (410, 183518), (445, 169084), (820, 91759), (890, 84542), (1031, 72980), (1780, 42271), (2062, 36490), (3649, 20620), (4124, 18245), (5155, 14596), (7298, 10310)]