54768620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66791}}^1$

素因数の和:66841

約数の個数: 24

約数和(自身を含む): 117821088

約数和(自身を除く): 63052468

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 66791, 133582, 267164, 333955, 667910, 1335820, 2738431, 5476862, 10953724, 13692155, 27384310, 54768620]

約数ペア:

[(1, 54768620), (2, 27384310), (4, 13692155), (5, 10953724), (10, 5476862), (20, 2738431), (41, 1335820), (82, 667910), (164, 333955), (205, 267164), (410, 133582), (820, 66791)]