81050350

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 156315888

約数和(自身を除く): 75265538

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 193, 227, 370, 386, 454, 925, 965, 1135, 1850, 1930, 2270, 4825, 5675, 7141, 8399, 9650, 11350, 14282, 16798, 35705, 41995, 43811, 71410, 83990, 87622, 178525, 209975, 219055, 357050, 419950, 438110, 1095275, 1621007, 2190550, 3242014, 8105035, 16210070, 40525175, 81050350]

約数ペア:

[(1, 81050350), (2, 40525175), (5, 16210070), (10, 8105035), (25, 3242014), (37, 2190550), (50, 1621007), (74, 1095275), (185, 438110), (193, 419950), (227, 357050), (370, 219055), (386, 209975), (454, 178525), (925, 87622), (965, 83990), (1135, 71410), (1850, 43811), (1930, 41995), (2270, 35705), (4825, 16798), (5675, 14282), (7141, 11350), (8399, 9650)]