121800080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{35407}}^1$

素因数の和:35463

約数の個数: 40

約数和(自身を含む): 289779072

約数和(自身を除く): 167978992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 35407, 70814, 141628, 177035, 283256, 354070, 566512, 708140, 1416280, 1522501, 2832560, 3045002, 6090004, 7612505, 12180008, 15225010, 24360016, 30450020, 60900040, 121800080]

約数ペア:

[(1, 121800080), (2, 60900040), (4, 30450020), (5, 24360016), (8, 15225010), (10, 12180008), (16, 7612505), (20, 6090004), (40, 3045002), (43, 2832560), (80, 1522501), (86, 1416280), (172, 708140), (215, 566512), (344, 354070), (430, 283256), (688, 177035), (860, 141628), (1720, 70814), (3440, 35407)]