39072100

素因数分解:

$2^2\times 5^2\times {\mathrm{390721}}^1$

素因数の和:390735

約数の個数: 18

約数和(自身を含む): 84786674

約数和(自身を除く): 45714574

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 390721, 781442, 1562884, 1953605, 3907210, 7814420, 9768025, 19536050, 39072100]

約数ペア:

[(1, 39072100), (2, 19536050), (4, 9768025), (5, 7814420), (10, 3907210), (20, 1953605), (25, 1562884), (50, 781442), (100, 390721)]