88535480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{647}}^1$

素因数の和:980

約数の個数: 64

約数和(自身を含む): 218350080

約数和(自身を除く): 129814600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 311, 440, 622, 647, 1244, 1294, 1555, 2488, 2588, 3110, 3235, 3421, 5176, 6220, 6470, 6842, 7117, 12440, 12940, 13684, 14234, 17105, 25880, 27368, 28468, 34210, 35585, 56936, 68420, 71170, 136840, 142340, 201217, 284680, 402434, 804868, 1006085, 1609736, 2012170, 2213387, 4024340, 4426774, 8048680, 8853548, 11066935, 17707096, 22133870, 44267740, 88535480]

約数ペア:

[(1, 88535480), (2, 44267740), (4, 22133870), (5, 17707096), (8, 11066935), (10, 8853548), (11, 8048680), (20, 4426774), (22, 4024340), (40, 2213387), (44, 2012170), (55, 1609736), (88, 1006085), (110, 804868), (220, 402434), (311, 284680), (440, 201217), (622, 142340), (647, 136840), (1244, 71170), (1294, 68420), (1555, 56936), (2488, 35585), (2588, 34210), (3110, 28468), (3235, 27368), (3421, 25880), (5176, 17105), (6220, 14234), (6470, 13684), (6842, 12940), (7117, 12440)]