68737370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 135778680

約数和(自身を除く): 67041310

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 169, 178, 338, 445, 457, 845, 890, 914, 1157, 1690, 2285, 2314, 4570, 5785, 5941, 11570, 11882, 15041, 29705, 30082, 40673, 59410, 75205, 77233, 81346, 150410, 154466, 203365, 386165, 406730, 528749, 772330, 1057498, 2643745, 5287490, 6873737, 13747474, 34368685, 68737370]

約数ペア:

[(1, 68737370), (2, 34368685), (5, 13747474), (10, 6873737), (13, 5287490), (26, 2643745), (65, 1057498), (89, 772330), (130, 528749), (169, 406730), (178, 386165), (338, 203365), (445, 154466), (457, 150410), (845, 81346), (890, 77233), (914, 75205), (1157, 59410), (1690, 40673), (2285, 30082), (2314, 29705), (4570, 15041), (5785, 11882), (5941, 11570)]