81999472

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{2237}}^1$

素因数の和:2353

約数の個数: 40

約数和(自身を含む): 166507200

約数和(自身を除く): 84507728

約数列:

[1, 2, 4, 8, 16, 29, 58, 79, 116, 158, 232, 316, 464, 632, 1264, 2237, 2291, 4474, 4582, 8948, 9164, 17896, 18328, 35792, 36656, 64873, 129746, 176723, 259492, 353446, 518984, 706892, 1037968, 1413784, 2827568, 5124967, 10249934, 20499868, 40999736, 81999472]

約数ペア:

[(1, 81999472), (2, 40999736), (4, 20499868), (8, 10249934), (16, 5124967), (29, 2827568), (58, 1413784), (79, 1037968), (116, 706892), (158, 518984), (232, 353446), (316, 259492), (464, 176723), (632, 129746), (1264, 64873), (2237, 36656), (2291, 35792), (4474, 18328), (4582, 17896), (8948, 9164)]