66187880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{150427}}^1$

素因数の和:150449

約数の個数: 32

約数和(自身を含む): 162462240

約数和(自身を除く): 96274360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 150427, 300854, 601708, 752135, 1203416, 1504270, 1654697, 3008540, 3309394, 6017080, 6618788, 8273485, 13237576, 16546970, 33093940, 66187880]

約数ペア:

[(1, 66187880), (2, 33093940), (4, 16546970), (5, 13237576), (8, 8273485), (10, 6618788), (11, 6017080), (20, 3309394), (22, 3008540), (40, 1654697), (44, 1504270), (55, 1203416), (88, 752135), (110, 601708), (220, 300854), (440, 150427)]