72104320

素因数分解:

$2^7\times 5^1\times {\mathrm{112663}}^1$

素因数の和:112682

約数の個数: 32

約数和(自身を含む): 172375920

約数和(自身を除く): 100271600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 112663, 225326, 450652, 563315, 901304, 1126630, 1802608, 2253260, 3605216, 4506520, 7210432, 9013040, 14420864, 18026080, 36052160, 72104320]

約数ペア:

[(1, 72104320), (2, 36052160), (4, 18026080), (5, 14420864), (8, 9013040), (10, 7210432), (16, 4506520), (20, 3605216), (32, 2253260), (40, 1802608), (64, 1126630), (80, 901304), (128, 563315), (160, 450652), (320, 225326), (640, 112663)]