320426795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1847}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 441479808

約数和(自身を除く): 121053013

約数列:

[1, 5, 13, 17, 65, 85, 157, 221, 785, 1105, 1847, 2041, 2669, 9235, 10205, 13345, 24011, 31399, 34697, 120055, 156995, 173485, 289979, 408187, 1449895, 2040935, 3769727, 4929643, 18848635, 24648215, 64085359, 320426795]

約数ペア:

[(1, 320426795), (5, 64085359), (13, 24648215), (17, 18848635), (65, 4929643), (85, 3769727), (157, 2040935), (221, 1449895), (785, 408187), (1105, 289979), (1847, 173485), (2041, 156995), (2669, 120055), (9235, 34697), (10205, 31399), (13345, 24011)]