79642220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2551}}^1$

素因数の和:2790

約数の個数: 48

約数和(自身を含む): 192073728

約数和(自身を除く): 112431508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2230, 2551, 3122, 4460, 5102, 6244, 7805, 10204, 12755, 15610, 17857, 25510, 31220, 35714, 51020, 71428, 89285, 178570, 357140, 568873, 1137746, 2275492, 2844365, 3982111, 5688730, 7964222, 11377460, 15928444, 19910555, 39821110, 79642220]

約数ペア:

[(1, 79642220), (2, 39821110), (4, 19910555), (5, 15928444), (7, 11377460), (10, 7964222), (14, 5688730), (20, 3982111), (28, 2844365), (35, 2275492), (70, 1137746), (140, 568873), (223, 357140), (446, 178570), (892, 89285), (1115, 71428), (1561, 51020), (2230, 35714), (2551, 31220), (3122, 25510), (4460, 17857), (5102, 15610), (6244, 12755), (7805, 10204)]