85356460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2551}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 205793280

約数和(自身を除く): 120436820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 2551, 3346, 4780, 5102, 6692, 8365, 10204, 12755, 16730, 17857, 25510, 33460, 35714, 51020, 71428, 89285, 178570, 357140, 609689, 1219378, 2438756, 3048445, 4267823, 6096890, 8535646, 12193780, 17071292, 21339115, 42678230, 85356460]

約数ペア:

[(1, 85356460), (2, 42678230), (4, 21339115), (5, 17071292), (7, 12193780), (10, 8535646), (14, 6096890), (20, 4267823), (28, 3048445), (35, 2438756), (70, 1219378), (140, 609689), (239, 357140), (478, 178570), (956, 89285), (1195, 71428), (1673, 51020), (2390, 35714), (2551, 33460), (3346, 25510), (4780, 17857), (5102, 16730), (6692, 12755), (8365, 10204)]