78557968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3863}}^1$

素因数の和:3943

約数の個数: 40

約数和(自身を含む): 160989696

約数和(自身を除く): 82431728

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1271, 2542, 3863, 5084, 7726, 10168, 15452, 20336, 30904, 61808, 119753, 158383, 239506, 316766, 479012, 633532, 958024, 1267064, 1916048, 2534128, 4909873, 9819746, 19639492, 39278984, 78557968]

約数ペア:

[(1, 78557968), (2, 39278984), (4, 19639492), (8, 9819746), (16, 4909873), (31, 2534128), (41, 1916048), (62, 1267064), (82, 958024), (124, 633532), (164, 479012), (248, 316766), (328, 239506), (496, 158383), (656, 119753), (1271, 61808), (2542, 30904), (3863, 20336), (5084, 15452), (7726, 10168)]