80000208

素因数分解:

$2^4\times 3^2\times {\mathrm{555557}}^1$

素因数の和:555571

約数の個数: 30

約数和(自身を含む): 223889874

約数和(自身を除く): 143889666

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 555557, 1111114, 1666671, 2222228, 3333342, 4444456, 5000013, 6666684, 8888912, 10000026, 13333368, 20000052, 26666736, 40000104, 80000208]

約数ペア:

[(1, 80000208), (2, 40000104), (3, 26666736), (4, 20000052), (6, 13333368), (8, 10000026), (9, 8888912), (12, 6666684), (16, 5000013), (18, 4444456), (24, 3333342), (36, 2222228), (48, 1666671), (72, 1111114), (144, 555557)]