69921440

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10163}}^1$

素因数の和:10221

約数の個数: 48

約数和(自身を含む): 169047648

約数和(自身を除く): 99126208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 10163, 20326, 40652, 50815, 81304, 101630, 162608, 203260, 325216, 406520, 437009, 813040, 874018, 1626080, 1748036, 2185045, 3496072, 4370090, 6992144, 8740180, 13984288, 17480360, 34960720, 69921440]

約数ペア:

[(1, 69921440), (2, 34960720), (4, 17480360), (5, 13984288), (8, 8740180), (10, 6992144), (16, 4370090), (20, 3496072), (32, 2185045), (40, 1748036), (43, 1626080), (80, 874018), (86, 813040), (160, 437009), (172, 406520), (215, 325216), (344, 203260), (430, 162608), (688, 101630), (860, 81304), (1376, 50815), (1720, 40652), (3440, 20326), (6880, 10163)]