53142280

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2999}}^1$

素因数の和:3453

約数の個数: 32

約数和(自身を含む): 119880000

約数和(自身を除く): 66737720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 2999, 3544, 4430, 5998, 8860, 11996, 14995, 17720, 23992, 29990, 59980, 119960, 1328557, 2657114, 5314228, 6642785, 10628456, 13285570, 26571140, 53142280]

約数ペア:

[(1, 53142280), (2, 26571140), (4, 13285570), (5, 10628456), (8, 6642785), (10, 5314228), (20, 2657114), (40, 1328557), (443, 119960), (886, 59980), (1772, 29990), (2215, 23992), (2999, 17720), (3544, 14995), (4430, 11996), (5998, 8860)]