42505570

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 78350976

約数和(自身を除く): 35845406

約数列:

[1, 2, 5, 10, 71, 131, 142, 262, 355, 457, 655, 710, 914, 1310, 2285, 4570, 9301, 18602, 32447, 46505, 59867, 64894, 93010, 119734, 162235, 299335, 324470, 598670, 4250557, 8501114, 21252785, 42505570]

約数ペア:

[(1, 42505570), (2, 21252785), (5, 8501114), (10, 4250557), (71, 598670), (131, 324470), (142, 299335), (262, 162235), (355, 119734), (457, 93010), (655, 64894), (710, 59867), (914, 46505), (1310, 32447), (2285, 18602), (4570, 9301)]