285211580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{3191}}^1$

素因数の和:3350

約数の個数: 48

約数和(自身を含む): 619375680

約数和(自身を除く): 334164100

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 109, 164, 205, 218, 410, 436, 545, 820, 1090, 2180, 3191, 4469, 6382, 8938, 12764, 15955, 17876, 22345, 31910, 44690, 63820, 89380, 130831, 261662, 347819, 523324, 654155, 695638, 1308310, 1391276, 1739095, 2616620, 3478190, 6956380, 14260579, 28521158, 57042316, 71302895, 142605790, 285211580]

約数ペア:

[(1, 285211580), (2, 142605790), (4, 71302895), (5, 57042316), (10, 28521158), (20, 14260579), (41, 6956380), (82, 3478190), (109, 2616620), (164, 1739095), (205, 1391276), (218, 1308310), (410, 695638), (436, 654155), (545, 523324), (820, 347819), (1090, 261662), (2180, 130831), (3191, 89380), (4469, 63820), (6382, 44690), (8938, 31910), (12764, 22345), (15955, 17876)]