72152800

素因数分解:

$2^5\times 5^2\times {\mathrm{90191}}^1$

素因数の和:90211

約数の個数: 36

約数和(自身を含む): 176144976

約数和(自身を除く): 103992176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 90191, 180382, 360764, 450955, 721528, 901910, 1443056, 1803820, 2254775, 2886112, 3607640, 4509550, 7215280, 9019100, 14430560, 18038200, 36076400, 72152800]

約数ペア:

[(1, 72152800), (2, 36076400), (4, 18038200), (5, 14430560), (8, 9019100), (10, 7215280), (16, 4509550), (20, 3607640), (25, 2886112), (32, 2254775), (40, 1803820), (50, 1443056), (80, 901910), (100, 721528), (160, 450955), (200, 360764), (400, 180382), (800, 90191)]