67744780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2129}}^1$

素因数の和:2218

約数の個数: 48

約数和(自身を含む): 149577120

約数和(自身を除く): 81832340

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 74, 86, 148, 172, 185, 215, 370, 430, 740, 860, 1591, 2129, 3182, 4258, 6364, 7955, 8516, 10645, 15910, 21290, 31820, 42580, 78773, 91547, 157546, 183094, 315092, 366188, 393865, 457735, 787730, 915470, 1575460, 1830940, 3387239, 6774478, 13548956, 16936195, 33872390, 67744780]

約数ペア:

[(1, 67744780), (2, 33872390), (4, 16936195), (5, 13548956), (10, 6774478), (20, 3387239), (37, 1830940), (43, 1575460), (74, 915470), (86, 787730), (148, 457735), (172, 393865), (185, 366188), (215, 315092), (370, 183094), (430, 157546), (740, 91547), (860, 78773), (1591, 42580), (2129, 31820), (3182, 21290), (4258, 15910), (6364, 10645), (7955, 8516)]