156968600

素因数分解:

$2^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{4999}}^1$

素因数の和:5172

約数の個数: 48

約数和(自身を含む): 367350000

約数和(自身を除く): 210381400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 157, 200, 314, 628, 785, 1256, 1570, 3140, 3925, 4999, 6280, 7850, 9998, 15700, 19996, 24995, 31400, 39992, 49990, 99980, 124975, 199960, 249950, 499900, 784843, 999800, 1569686, 3139372, 3924215, 6278744, 7848430, 15696860, 19621075, 31393720, 39242150, 78484300, 156968600]

約数ペア:

[(1, 156968600), (2, 78484300), (4, 39242150), (5, 31393720), (8, 19621075), (10, 15696860), (20, 7848430), (25, 6278744), (40, 3924215), (50, 3139372), (100, 1569686), (157, 999800), (200, 784843), (314, 499900), (628, 249950), (785, 199960), (1256, 124975), (1570, 99980), (3140, 49990), (3925, 39992), (4999, 31400), (6280, 24995), (7850, 19996), (9998, 15700)]