64077215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 84049920

約数和(自身を除く): 19972705

約数列:

[1, 5, 19, 47, 95, 113, 127, 235, 565, 635, 893, 2147, 2413, 4465, 5311, 5969, 10735, 12065, 14351, 26555, 29845, 71755, 100909, 113411, 272669, 504545, 567055, 674497, 1363345, 3372485, 12815443, 64077215]

約数ペア:

[(1, 64077215), (5, 12815443), (19, 3372485), (47, 1363345), (95, 674497), (113, 567055), (127, 504545), (235, 272669), (565, 113411), (635, 100909), (893, 71755), (2147, 29845), (2413, 26555), (4465, 14351), (5311, 12065), (5969, 10735)]