81587536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1597}}^1$

素因数の和:1739

約数の個数: 40

約数和(自身を含む): 164862464

約数和(自身を除く): 83274928

約数列:

[1, 2, 4, 8, 16, 31, 62, 103, 124, 206, 248, 412, 496, 824, 1597, 1648, 3193, 3194, 6386, 6388, 12772, 12776, 25544, 25552, 49507, 51088, 99014, 164491, 198028, 328982, 396056, 657964, 792112, 1315928, 2631856, 5099221, 10198442, 20396884, 40793768, 81587536]

約数ペア:

[(1, 81587536), (2, 40793768), (4, 20396884), (8, 10198442), (16, 5099221), (31, 2631856), (62, 1315928), (103, 792112), (124, 657964), (206, 396056), (248, 328982), (412, 198028), (496, 164491), (824, 99014), (1597, 51088), (1648, 49507), (3193, 25552), (3194, 25544), (6386, 12776), (6388, 12772)]