66475280

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3089}}^1$

素因数の和:3371

約数の個数: 40

約数和(自身を含む): 155179800

約数和(自身を除く): 88704520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 3089, 4304, 5380, 6178, 10760, 12356, 15445, 21520, 24712, 30890, 49424, 61780, 123560, 247120, 830941, 1661882, 3323764, 4154705, 6647528, 8309410, 13295056, 16618820, 33237640, 66475280]

約数ペア:

[(1, 66475280), (2, 33237640), (4, 16618820), (5, 13295056), (8, 8309410), (10, 6647528), (16, 4154705), (20, 3323764), (40, 1661882), (80, 830941), (269, 247120), (538, 123560), (1076, 61780), (1345, 49424), (2152, 30890), (2690, 24712), (3089, 21520), (4304, 15445), (5380, 12356), (6178, 10760)]