40274200

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2549}}^1$

素因数の和:2644

約数の個数: 48

約数和(自身を含む): 94860000

約数和(自身を除く): 54585800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 632, 790, 1580, 1975, 2549, 3160, 3950, 5098, 7900, 10196, 12745, 15800, 20392, 25490, 50980, 63725, 101960, 127450, 201371, 254900, 402742, 509800, 805484, 1006855, 1610968, 2013710, 4027420, 5034275, 8054840, 10068550, 20137100, 40274200]

約数ペア:

[(1, 40274200), (2, 20137100), (4, 10068550), (5, 8054840), (8, 5034275), (10, 4027420), (20, 2013710), (25, 1610968), (40, 1006855), (50, 805484), (79, 509800), (100, 402742), (158, 254900), (200, 201371), (316, 127450), (395, 101960), (632, 63725), (790, 50980), (1580, 25490), (1975, 20392), (2549, 15800), (3160, 12745), (3950, 10196), (5098, 7900)]