85380790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{7121}}^1$

素因数の和:7248

約数の個数: 32

約数和(自身を含む): 169218720

約数和(自身を除く): 83837930

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 2398, 5995, 7121, 11990, 14242, 35605, 71210, 78331, 156662, 391655, 776189, 783310, 1552378, 3880945, 7761890, 8538079, 17076158, 42690395, 85380790]

約数ペア:

[(1, 85380790), (2, 42690395), (5, 17076158), (10, 8538079), (11, 7761890), (22, 3880945), (55, 1552378), (109, 783310), (110, 776189), (218, 391655), (545, 156662), (1090, 78331), (1199, 71210), (2398, 35605), (5995, 14242), (7121, 11990)]