10802000

素因数分解:

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

素因数の和:525

約数の個数: 80

約数和(自身を含む): 28551744

約数和(自身を除く): 17749744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 491, 500, 550, 880, 982, 1000, 1100, 1375, 1964, 2000, 2200, 2455, 2750, 3928, 4400, 4910, 5401, 5500, 7856, 9820, 10802, 11000, 12275, 19640, 21604, 22000, 24550, 27005, 39280, 43208, 49100, 54010, 61375, 86416, 98200, 108020, 122750, 135025, 196400, 216040, 245500, 270050, 432080, 491000, 540100, 675125, 982000, 1080200, 1350250, 2160400, 2700500, 5401000, 10802000]

約数ペア:

[(1, 10802000), (2, 5401000), (4, 2700500), (5, 2160400), (8, 1350250), (10, 1080200), (11, 982000), (16, 675125), (20, 540100), (22, 491000), (25, 432080), (40, 270050), (44, 245500), (50, 216040), (55, 196400), (80, 135025), (88, 122750), (100, 108020), (110, 98200), (125, 86416), (176, 61375), (200, 54010), (220, 49100), (250, 43208), (275, 39280), (400, 27005), (440, 24550), (491, 22000), (500, 21604), (550, 19640), (880, 12275), (982, 11000), (1000, 10802), (1100, 9820), (1375, 7856), (1964, 5500), (2000, 5401), (2200, 4910), (2455, 4400), (2750, 3928)]