157319600

素因数分解:

$2^4\times 5^2\times {\mathrm{393299}}^1$

素因数の和:393317

約数の個数: 30

約数和(自身を含む): 377961300

約数和(自身を除く): 220641700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 393299, 786598, 1573196, 1966495, 3146392, 3932990, 6292784, 7865980, 9832475, 15731960, 19664950, 31463920, 39329900, 78659800, 157319600]

約数ペア:

[(1, 157319600), (2, 78659800), (4, 39329900), (5, 31463920), (8, 19664950), (10, 15731960), (16, 9832475), (20, 7865980), (25, 6292784), (40, 3932990), (50, 3146392), (80, 1966495), (100, 1573196), (200, 786598), (400, 393299)]