85813640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1931}}^1$

素因数の和:2054

約数の個数: 64

約数和(自身を含む): 212829120

約数和(自身を除く): 127015480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 808, 1010, 1111, 1931, 2020, 2222, 3862, 4040, 4444, 5555, 7724, 8888, 9655, 11110, 15448, 19310, 21241, 22220, 38620, 42482, 44440, 77240, 84964, 106205, 169928, 195031, 212410, 390062, 424820, 780124, 849640, 975155, 1560248, 1950310, 2145341, 3900620, 4290682, 7801240, 8581364, 10726705, 17162728, 21453410, 42906820, 85813640]

約数ペア:

[(1, 85813640), (2, 42906820), (4, 21453410), (5, 17162728), (8, 10726705), (10, 8581364), (11, 7801240), (20, 4290682), (22, 3900620), (40, 2145341), (44, 1950310), (55, 1560248), (88, 975155), (101, 849640), (110, 780124), (202, 424820), (220, 390062), (404, 212410), (440, 195031), (505, 169928), (808, 106205), (1010, 84964), (1111, 77240), (1931, 44440), (2020, 42482), (2222, 38620), (3862, 22220), (4040, 21241), (4444, 19310), (5555, 15448), (7724, 11110), (8888, 9655)]