68920670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1429}}^1$

素因数の和:1509

約数の個数: 64

約数和(自身を含む): 155675520

約数和(自身を除く): 86754850

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 53, 65, 70, 91, 106, 130, 182, 265, 371, 455, 530, 689, 742, 910, 1378, 1429, 1855, 2858, 3445, 3710, 4823, 6890, 7145, 9646, 10003, 14290, 18577, 20006, 24115, 37154, 48230, 50015, 75737, 92885, 100030, 130039, 151474, 185770, 260078, 378685, 530159, 650195, 757370, 984581, 1060318, 1300390, 1969162, 2650795, 4922905, 5301590, 6892067, 9845810, 13784134, 34460335, 68920670]

約数ペア:

[(1, 68920670), (2, 34460335), (5, 13784134), (7, 9845810), (10, 6892067), (13, 5301590), (14, 4922905), (26, 2650795), (35, 1969162), (53, 1300390), (65, 1060318), (70, 984581), (91, 757370), (106, 650195), (130, 530159), (182, 378685), (265, 260078), (371, 185770), (455, 151474), (530, 130039), (689, 100030), (742, 92885), (910, 75737), (1378, 50015), (1429, 48230), (1855, 37154), (2858, 24115), (3445, 20006), (3710, 18577), (4823, 14290), (6890, 10003), (7145, 9646)]