66226540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{479}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 144506880

約数和(自身を除く): 78280340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 223, 310, 446, 479, 620, 892, 958, 1115, 1916, 2230, 2395, 4460, 4790, 6913, 9580, 13826, 14849, 27652, 29698, 34565, 59396, 69130, 74245, 106817, 138260, 148490, 213634, 296980, 427268, 534085, 1068170, 2136340, 3311327, 6622654, 13245308, 16556635, 33113270, 66226540]

約数ペア:

[(1, 66226540), (2, 33113270), (4, 16556635), (5, 13245308), (10, 6622654), (20, 3311327), (31, 2136340), (62, 1068170), (124, 534085), (155, 427268), (223, 296980), (310, 213634), (446, 148490), (479, 138260), (620, 106817), (892, 74245), (958, 69130), (1115, 59396), (1916, 34565), (2230, 29698), (2395, 27652), (4460, 14849), (4790, 13826), (6913, 9580)]