31876105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 10425335

約数列:

[1, 5, 17, 47, 79, 85, 101, 235, 395, 505, 799, 1343, 1717, 3713, 3995, 4747, 6715, 7979, 8585, 18565, 23735, 39895, 63121, 80699, 135643, 315605, 375013, 403495, 678215, 1875065, 6375221, 31876105]

約数ペア:

[(1, 31876105), (5, 6375221), (17, 1875065), (47, 678215), (79, 403495), (85, 375013), (101, 315605), (235, 135643), (395, 80699), (505, 63121), (799, 39895), (1343, 23735), (1717, 18565), (3713, 8585), (3995, 7979), (4747, 6715)]