201424900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 451811360

約数和(自身を除く): 250386460

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 139, 172, 215, 278, 337, 430, 556, 674, 695, 860, 1075, 1348, 1390, 1685, 2150, 2780, 3370, 3475, 4300, 5977, 6740, 6950, 8425, 11954, 13900, 14491, 16850, 23908, 28982, 29885, 33700, 46843, 57964, 59770, 72455, 93686, 119540, 144910, 149425, 187372, 234215, 289820, 298850, 362275, 468430, 597700, 724550, 936860, 1171075, 1449100, 2014249, 2342150, 4028498, 4684300, 8056996, 10071245, 20142490, 40284980, 50356225, 100712450, 201424900]

約数ペア:

[(1, 201424900), (2, 100712450), (4, 50356225), (5, 40284980), (10, 20142490), (20, 10071245), (25, 8056996), (43, 4684300), (50, 4028498), (86, 2342150), (100, 2014249), (139, 1449100), (172, 1171075), (215, 936860), (278, 724550), (337, 597700), (430, 468430), (556, 362275), (674, 298850), (695, 289820), (860, 234215), (1075, 187372), (1348, 149425), (1390, 144910), (1685, 119540), (2150, 93686), (2780, 72455), (3370, 59770), (3475, 57964), (4300, 46843), (5977, 33700), (6740, 29885), (6950, 28982), (8425, 23908), (11954, 16850), (13900, 14491)]