57780100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 144365760

約数和(自身を除く): 86585660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 197, 350, 394, 419, 700, 788, 838, 985, 1379, 1676, 1970, 2095, 2758, 2933, 3940, 4190, 4925, 5516, 5866, 6895, 8380, 9850, 10475, 11732, 13790, 14665, 19700, 20950, 27580, 29330, 34475, 41900, 58660, 68950, 73325, 82543, 137900, 146650, 165086, 293300, 330172, 412715, 577801, 825430, 1155602, 1650860, 2063575, 2311204, 2889005, 4127150, 5778010, 8254300, 11556020, 14445025, 28890050, 57780100]

約数ペア:

[(1, 57780100), (2, 28890050), (4, 14445025), (5, 11556020), (7, 8254300), (10, 5778010), (14, 4127150), (20, 2889005), (25, 2311204), (28, 2063575), (35, 1650860), (50, 1155602), (70, 825430), (100, 577801), (140, 412715), (175, 330172), (197, 293300), (350, 165086), (394, 146650), (419, 137900), (700, 82543), (788, 73325), (838, 68950), (985, 58660), (1379, 41900), (1676, 34475), (1970, 29330), (2095, 27580), (2758, 20950), (2933, 19700), (3940, 14665), (4190, 13790), (4925, 11732), (5516, 10475), (5866, 9850), (6895, 8380)]