27005000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{491}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 69165360

約数和(自身を除く): 42160360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 491, 500, 550, 625, 982, 1000, 1100, 1250, 1375, 1964, 2200, 2455, 2500, 2750, 3928, 4910, 5000, 5401, 5500, 6875, 9820, 10802, 11000, 12275, 13750, 19640, 21604, 24550, 27005, 27500, 43208, 49100, 54010, 55000, 61375, 98200, 108020, 122750, 135025, 216040, 245500, 270050, 306875, 491000, 540100, 613750, 675125, 1080200, 1227500, 1350250, 2455000, 2700500, 3375625, 5401000, 6751250, 13502500, 27005000]

約数ペア:

[(1, 27005000), (2, 13502500), (4, 6751250), (5, 5401000), (8, 3375625), (10, 2700500), (11, 2455000), (20, 1350250), (22, 1227500), (25, 1080200), (40, 675125), (44, 613750), (50, 540100), (55, 491000), (88, 306875), (100, 270050), (110, 245500), (125, 216040), (200, 135025), (220, 122750), (250, 108020), (275, 98200), (440, 61375), (491, 55000), (500, 54010), (550, 49100), (625, 43208), (982, 27500), (1000, 27005), (1100, 24550), (1250, 21604), (1375, 19640), (1964, 13750), (2200, 12275), (2455, 11000), (2500, 10802), (2750, 9820), (3928, 6875), (4910, 5500), (5000, 5401)]