66556940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3529}}^1$

素因数の和:3602

約数の個数: 48

約数和(自身を含む): 149446080

約数和(自身を除く): 82889140

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1886, 3529, 3772, 4715, 7058, 9430, 14116, 17645, 18860, 35290, 70580, 81167, 144689, 162334, 289378, 324668, 405835, 578756, 723445, 811670, 1446890, 1623340, 2893780, 3327847, 6655694, 13311388, 16639235, 33278470, 66556940]

約数ペア:

[(1, 66556940), (2, 33278470), (4, 16639235), (5, 13311388), (10, 6655694), (20, 3327847), (23, 2893780), (41, 1623340), (46, 1446890), (82, 811670), (92, 723445), (115, 578756), (164, 405835), (205, 324668), (230, 289378), (410, 162334), (460, 144689), (820, 81167), (943, 70580), (1886, 35290), (3529, 18860), (3772, 17645), (4715, 14116), (7058, 9430)]