64734320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{115597}}^1$

素因数の和:115617

約数の個数: 40

約数和(自身を含む): 172009824

約数和(自身を除く): 107275504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 115597, 231194, 462388, 577985, 809179, 924776, 1155970, 1618358, 1849552, 2311940, 3236716, 4045895, 4623880, 6473432, 8091790, 9247760, 12946864, 16183580, 32367160, 64734320]

約数ペア:

[(1, 64734320), (2, 32367160), (4, 16183580), (5, 12946864), (7, 9247760), (8, 8091790), (10, 6473432), (14, 4623880), (16, 4045895), (20, 3236716), (28, 2311940), (35, 1849552), (40, 1618358), (56, 1155970), (70, 924776), (80, 809179), (112, 577985), (140, 462388), (280, 231194), (560, 115597)]