68960990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{2137}}^1$

素因数の和:2612

約数の個数: 32

約数和(自身を含む): 142236864

約数和(自身を除く): 73275874

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 461, 922, 2137, 2305, 3227, 4274, 4610, 6454, 10685, 14959, 16135, 21370, 29918, 32270, 74795, 149590, 985157, 1970314, 4925785, 6896099, 9851570, 13792198, 34480495, 68960990]

約数ペア:

[(1, 68960990), (2, 34480495), (5, 13792198), (7, 9851570), (10, 6896099), (14, 4925785), (35, 1970314), (70, 985157), (461, 149590), (922, 74795), (2137, 32270), (2305, 29918), (3227, 21370), (4274, 16135), (4610, 14959), (6454, 10685)]