201427900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2521}}^1$

素因数の和:2599

約数の個数: 72

約数和(自身を含む): 472844736

約数和(自身を除く): 271416836

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 47, 50, 68, 85, 94, 100, 170, 188, 235, 340, 425, 470, 799, 850, 940, 1175, 1598, 1700, 2350, 2521, 3196, 3995, 4700, 5042, 7990, 10084, 12605, 15980, 19975, 25210, 39950, 42857, 50420, 63025, 79900, 85714, 118487, 126050, 171428, 214285, 236974, 252100, 428570, 473948, 592435, 857140, 1071425, 1184870, 2014279, 2142850, 2369740, 2962175, 4028558, 4285700, 5924350, 8057116, 10071395, 11848700, 20142790, 40285580, 50356975, 100713950, 201427900]

約数ペア:

[(1, 201427900), (2, 100713950), (4, 50356975), (5, 40285580), (10, 20142790), (17, 11848700), (20, 10071395), (25, 8057116), (34, 5924350), (47, 4285700), (50, 4028558), (68, 2962175), (85, 2369740), (94, 2142850), (100, 2014279), (170, 1184870), (188, 1071425), (235, 857140), (340, 592435), (425, 473948), (470, 428570), (799, 252100), (850, 236974), (940, 214285), (1175, 171428), (1598, 126050), (1700, 118487), (2350, 85714), (2521, 79900), (3196, 63025), (3995, 50420), (4700, 42857), (5042, 39950), (7990, 25210), (10084, 19975), (12605, 15980)]