85271780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{1117}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 196088256

約数和(自身を除く): 110816476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 347, 694, 1117, 1388, 1735, 2234, 3470, 3817, 4468, 5585, 6940, 7634, 11170, 12287, 15268, 19085, 22340, 24574, 38170, 49148, 61435, 76340, 122870, 245740, 387599, 775198, 1550396, 1937995, 3875990, 4263589, 7751980, 8527178, 17054356, 21317945, 42635890, 85271780]

約数ペア:

[(1, 85271780), (2, 42635890), (4, 21317945), (5, 17054356), (10, 8527178), (11, 7751980), (20, 4263589), (22, 3875990), (44, 1937995), (55, 1550396), (110, 775198), (220, 387599), (347, 245740), (694, 122870), (1117, 76340), (1388, 61435), (1735, 49148), (2234, 38170), (3470, 24574), (3817, 22340), (4468, 19085), (5585, 15268), (6940, 12287), (7634, 11170)]