87497080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4231}}^1$

素因数の和:4300

約数の個数: 64

約数和(自身を含む): 219386880

約数和(自身を除く): 131889800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 4231, 5170, 8462, 10340, 16924, 20680, 21155, 33848, 42310, 46541, 84620, 93082, 169240, 186164, 198857, 232705, 372328, 397714, 465410, 795428, 930820, 994285, 1590856, 1861640, 1988570, 2187427, 3977140, 4374854, 7954280, 8749708, 10937135, 17499416, 21874270, 43748540, 87497080]

約数ペア:

[(1, 87497080), (2, 43748540), (4, 21874270), (5, 17499416), (8, 10937135), (10, 8749708), (11, 7954280), (20, 4374854), (22, 3977140), (40, 2187427), (44, 1988570), (47, 1861640), (55, 1590856), (88, 994285), (94, 930820), (110, 795428), (188, 465410), (220, 397714), (235, 372328), (376, 232705), (440, 198857), (470, 186164), (517, 169240), (940, 93082), (1034, 84620), (1880, 46541), (2068, 42310), (2585, 33848), (4136, 21155), (4231, 20680), (5170, 16924), (8462, 10340)]