8867950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1949}}^1$

素因数の和:1981

約数の個数: 48

約数和(自身を含む): 20311200

約数和(自身を除く): 11443250

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 1949, 2275, 3898, 4550, 9745, 13643, 19490, 25337, 27286, 48725, 50674, 68215, 97450, 126685, 136430, 177359, 253370, 341075, 354718, 633425, 682150, 886795, 1266850, 1773590, 4433975, 8867950]

約数ペア:

[(1, 8867950), (2, 4433975), (5, 1773590), (7, 1266850), (10, 886795), (13, 682150), (14, 633425), (25, 354718), (26, 341075), (35, 253370), (50, 177359), (65, 136430), (70, 126685), (91, 97450), (130, 68215), (175, 50674), (182, 48725), (325, 27286), (350, 25337), (455, 19490), (650, 13643), (910, 9745), (1949, 4550), (2275, 3898)]