77124400

素因数分解:

$2^4\times 5^2\times {\mathrm{192811}}^1$

素因数の和:192829

約数の個数: 30

約数和(自身を含む): 185292332

約数和(自身を除く): 108167932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 192811, 385622, 771244, 964055, 1542488, 1928110, 3084976, 3856220, 4820275, 7712440, 9640550, 15424880, 19281100, 38562200, 77124400]

約数ペア:

[(1, 77124400), (2, 38562200), (4, 19281100), (5, 15424880), (8, 9640550), (10, 7712440), (16, 4820275), (20, 3856220), (25, 3084976), (40, 1928110), (50, 1542488), (80, 964055), (100, 771244), (200, 385622), (400, 192811)]