64086440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13241}}^1$

素因数の和:13274

約数の個数: 48

約数和(自身を含む): 158506740

約数和(自身を除く): 94420300

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 13241, 26482, 52964, 66205, 105928, 132410, 145651, 264820, 291302, 529640, 582604, 728255, 1165208, 1456510, 1602161, 2913020, 3204322, 5826040, 6408644, 8010805, 12817288, 16021610, 32043220, 64086440]

約数ペア:

[(1, 64086440), (2, 32043220), (4, 16021610), (5, 12817288), (8, 8010805), (10, 6408644), (11, 5826040), (20, 3204322), (22, 2913020), (40, 1602161), (44, 1456510), (55, 1165208), (88, 728255), (110, 582604), (121, 529640), (220, 291302), (242, 264820), (440, 145651), (484, 132410), (605, 105928), (968, 66205), (1210, 52964), (2420, 26482), (4840, 13241)]