66185620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{106751}}^1$

素因数の和:106791

約数の個数: 24

約数和(自身を含む): 143474688

約数和(自身を除く): 77289068

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 106751, 213502, 427004, 533755, 1067510, 2135020, 3309281, 6618562, 13237124, 16546405, 33092810, 66185620]

約数ペア:

[(1, 66185620), (2, 33092810), (4, 16546405), (5, 13237124), (10, 6618562), (20, 3309281), (31, 2135020), (62, 1067510), (124, 533755), (155, 427004), (310, 213502), (620, 106751)]