54279980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9391}}^1$

素因数の和:9434

約数の個数: 36

約数和(自身を含む): 121100448

約数和(自身を除く): 66820468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 9391, 18782, 37564, 46955, 93910, 159647, 187820, 319294, 638588, 798235, 1596470, 2713999, 3192940, 5427998, 10855996, 13569995, 27139990, 54279980]

約数ペア:

[(1, 54279980), (2, 27139990), (4, 13569995), (5, 10855996), (10, 5427998), (17, 3192940), (20, 2713999), (34, 1596470), (68, 798235), (85, 638588), (170, 319294), (289, 187820), (340, 159647), (578, 93910), (1156, 46955), (1445, 37564), (2890, 18782), (5780, 9391)]