55045780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67129}}^1$

素因数の和:67179

約数の個数: 24

約数和(自身を含む): 118417320

約数和(自身を除く): 63371540

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 67129, 134258, 268516, 335645, 671290, 1342580, 2752289, 5504578, 11009156, 13761445, 27522890, 55045780]

約数ペア:

[(1, 55045780), (2, 27522890), (4, 13761445), (5, 11009156), (10, 5504578), (20, 2752289), (41, 1342580), (82, 671290), (164, 335645), (205, 268516), (410, 134258), (820, 67129)]