84089980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10433}}^1$

素因数の和:10486

約数の個数: 48

約数和(自身を含む): 196326144

約数和(自身を除く): 112236164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 10433, 20866, 41732, 52165, 104330, 135629, 208660, 271258, 323423, 542516, 646846, 678145, 1293692, 1356290, 1617115, 2712580, 3234230, 4204499, 6468460, 8408998, 16817996, 21022495, 42044990, 84089980]

約数ペア:

[(1, 84089980), (2, 42044990), (4, 21022495), (5, 16817996), (10, 8408998), (13, 6468460), (20, 4204499), (26, 3234230), (31, 2712580), (52, 1617115), (62, 1356290), (65, 1293692), (124, 678145), (130, 646846), (155, 542516), (260, 323423), (310, 271258), (403, 208660), (620, 135629), (806, 104330), (1612, 52165), (2015, 41732), (4030, 20866), (8060, 10433)]