199963900

素因数分解:

$2^2\times 5^2\times {\mathrm{631}}^1\times {\mathrm{3169}}^1$

素因数の和:3814

約数の個数: 36

約数和(自身を含む): 434746480

約数和(自身を除く): 234782580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 631, 1262, 2524, 3155, 3169, 6310, 6338, 12620, 12676, 15775, 15845, 31550, 31690, 63100, 63380, 79225, 158450, 316900, 1999639, 3999278, 7998556, 9998195, 19996390, 39992780, 49990975, 99981950, 199963900]

約数ペア:

[(1, 199963900), (2, 99981950), (4, 49990975), (5, 39992780), (10, 19996390), (20, 9998195), (25, 7998556), (50, 3999278), (100, 1999639), (631, 316900), (1262, 158450), (2524, 79225), (3155, 63380), (3169, 63100), (6310, 31690), (6338, 31550), (12620, 15845), (12676, 15775)]