85387280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8821}}^1$

素因数の和:8856

約数の個数: 60

約数和(自身を含む): 218238636

約数和(自身を除く): 132851356

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 8821, 9680, 17642, 35284, 44105, 70568, 88210, 97031, 141136, 176420, 194062, 352840, 388124, 485155, 705680, 776248, 970310, 1067341, 1552496, 1940620, 2134682, 3881240, 4269364, 5336705, 7762480, 8538728, 10673410, 17077456, 21346820, 42693640, 85387280]

約数ペア:

[(1, 85387280), (2, 42693640), (4, 21346820), (5, 17077456), (8, 10673410), (10, 8538728), (11, 7762480), (16, 5336705), (20, 4269364), (22, 3881240), (40, 2134682), (44, 1940620), (55, 1552496), (80, 1067341), (88, 970310), (110, 776248), (121, 705680), (176, 485155), (220, 388124), (242, 352840), (440, 194062), (484, 176420), (605, 141136), (880, 97031), (968, 88210), (1210, 70568), (1936, 44105), (2420, 35284), (4840, 17642), (8821, 9680)]