12949000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:607

約数の個数: 64

約数和(自身を含む): 31674240

約数和(自身を除く): 18725240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 200, 230, 250, 460, 500, 563, 575, 920, 1000, 1126, 1150, 2252, 2300, 2815, 2875, 4504, 4600, 5630, 5750, 11260, 11500, 12949, 14075, 22520, 23000, 25898, 28150, 51796, 56300, 64745, 70375, 103592, 112600, 129490, 140750, 258980, 281500, 323725, 517960, 563000, 647450, 1294900, 1618625, 2589800, 3237250, 6474500, 12949000]

約数ペア:

[(1, 12949000), (2, 6474500), (4, 3237250), (5, 2589800), (8, 1618625), (10, 1294900), (20, 647450), (23, 563000), (25, 517960), (40, 323725), (46, 281500), (50, 258980), (92, 140750), (100, 129490), (115, 112600), (125, 103592), (184, 70375), (200, 64745), (230, 56300), (250, 51796), (460, 28150), (500, 25898), (563, 23000), (575, 22520), (920, 14075), (1000, 12949), (1126, 11500), (1150, 11260), (2252, 5750), (2300, 5630), (2815, 4600), (2875, 4504)]