71943976

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 147571200

約数和(自身を除く): 75627224

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 169, 254, 338, 419, 508, 676, 838, 1016, 1352, 1651, 1676, 3302, 3352, 5447, 6604, 10894, 13208, 21463, 21788, 42926, 43576, 53213, 70811, 85852, 106426, 141622, 171704, 212852, 283244, 425704, 566488, 691769, 1383538, 2767076, 5534152, 8992997, 17985994, 35971988, 71943976]

約数ペア:

[(1, 71943976), (2, 35971988), (4, 17985994), (8, 8992997), (13, 5534152), (26, 2767076), (52, 1383538), (104, 691769), (127, 566488), (169, 425704), (254, 283244), (338, 212852), (419, 171704), (508, 141622), (676, 106426), (838, 85852), (1016, 70811), (1352, 53213), (1651, 43576), (1676, 42926), (3302, 21788), (3352, 21463), (5447, 13208), (6604, 10894)]