81525816

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{15511}}^1$

素因数の和:15596

約数の個数: 48

約数和(自身を含む): 223838160

約数和(自身を除く): 142312344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 1314, 1752, 2628, 5256, 15511, 31022, 46533, 62044, 93066, 124088, 139599, 186132, 279198, 372264, 558396, 1116792, 1132303, 2264606, 3396909, 4529212, 6793818, 9058424, 10190727, 13587636, 20381454, 27175272, 40762908, 81525816]

約数ペア:

[(1, 81525816), (2, 40762908), (3, 27175272), (4, 20381454), (6, 13587636), (8, 10190727), (9, 9058424), (12, 6793818), (18, 4529212), (24, 3396909), (36, 2264606), (72, 1132303), (73, 1116792), (146, 558396), (219, 372264), (292, 279198), (438, 186132), (584, 139599), (657, 124088), (876, 93066), (1314, 62044), (1752, 46533), (2628, 31022), (5256, 15511)]