71631856

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{487}}^1$

素因数の和:841

約数の個数: 40

約数和(自身を含む): 144321120

約数和(自身を除く): 72689264

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 317, 464, 487, 634, 974, 1268, 1948, 2536, 3896, 5072, 7792, 9193, 14123, 18386, 28246, 36772, 56492, 73544, 112984, 147088, 154379, 225968, 308758, 617516, 1235032, 2470064, 4476991, 8953982, 17907964, 35815928, 71631856]

約数ペア:

[(1, 71631856), (2, 35815928), (4, 17907964), (8, 8953982), (16, 4476991), (29, 2470064), (58, 1235032), (116, 617516), (232, 308758), (317, 225968), (464, 154379), (487, 147088), (634, 112984), (974, 73544), (1268, 56492), (1948, 36772), (2536, 28246), (3896, 18386), (5072, 14123), (7792, 9193)]