73949025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 128848896

約数和(自身を除く): 54899871

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 163, 263, 345, 489, 575, 789, 815, 1315, 1725, 2445, 3749, 3945, 4075, 6049, 6575, 11247, 12225, 18147, 18745, 19725, 30245, 42869, 56235, 90735, 93725, 128607, 151225, 214345, 281175, 453675, 643035, 985987, 1071725, 2957961, 3215175, 4929935, 14789805, 24649675, 73949025]

約数ペア:

[(1, 73949025), (3, 24649675), (5, 14789805), (15, 4929935), (23, 3215175), (25, 2957961), (69, 1071725), (75, 985987), (115, 643035), (163, 453675), (263, 281175), (345, 214345), (489, 151225), (575, 128607), (789, 93725), (815, 90735), (1315, 56235), (1725, 42869), (2445, 30245), (3749, 19725), (3945, 18745), (4075, 18147), (6049, 12225), (6575, 11247)]