13780750

素因数分解:

$2^1\times 5^3\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 26020800

約数和(自身を除く): 12240050

約数列:

[1, 2, 5, 10, 25, 50, 125, 199, 250, 277, 398, 554, 995, 1385, 1990, 2770, 4975, 6925, 9950, 13850, 24875, 34625, 49750, 55123, 69250, 110246, 275615, 551230, 1378075, 2756150, 6890375, 13780750]

約数ペア:

[(1, 13780750), (2, 6890375), (5, 2756150), (10, 1378075), (25, 551230), (50, 275615), (125, 110246), (199, 69250), (250, 55123), (277, 49750), (398, 34625), (554, 24875), (995, 13850), (1385, 9950), (1990, 6925), (2770, 4975)]