67990040

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{8807}}^1$

素因数の和:9011

約数の個数: 32

約数和(自身を含む): 153787680

約数和(自身を除く): 85797640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 8807, 17614, 35228, 44035, 70456, 88070, 176140, 352280, 1699751, 3399502, 6799004, 8498755, 13598008, 16997510, 33995020, 67990040]

約数ペア:

[(1, 67990040), (2, 33995020), (4, 16997510), (5, 13598008), (8, 8498755), (10, 6799004), (20, 3399502), (40, 1699751), (193, 352280), (386, 176140), (772, 88070), (965, 70456), (1544, 44035), (1930, 35228), (3860, 17614), (7720, 8807)]