275128520

素因数分解:

$2^3\times 5^1\times {\mathrm{829}}^1\times {\mathrm{8297}}^1$

素因数の和:9137

約数の個数: 32

約数和(自身を含む): 619860600

約数和(自身を除く): 344732080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 829, 1658, 3316, 4145, 6632, 8290, 8297, 16580, 16594, 33160, 33188, 41485, 66376, 82970, 165940, 331880, 6878213, 13756426, 27512852, 34391065, 55025704, 68782130, 137564260, 275128520]

約数ペア:

[(1, 275128520), (2, 137564260), (4, 68782130), (5, 55025704), (8, 34391065), (10, 27512852), (20, 13756426), (40, 6878213), (829, 331880), (1658, 165940), (3316, 82970), (4145, 66376), (6632, 41485), (8290, 33188), (8297, 33160), (16580, 16594)]