54798680

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5209}}^1$

素因数の和:5483

約数の個数: 32

約数和(自身を含む): 123789600

約数和(自身を除く): 68990920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5209, 5260, 10418, 10520, 20836, 26045, 41672, 52090, 104180, 208360, 1369967, 2739934, 5479868, 6849835, 10959736, 13699670, 27399340, 54798680]

約数ペア:

[(1, 54798680), (2, 27399340), (4, 13699670), (5, 10959736), (8, 6849835), (10, 5479868), (20, 2739934), (40, 1369967), (263, 208360), (526, 104180), (1052, 52090), (1315, 41672), (2104, 26045), (2630, 20836), (5209, 10520), (5260, 10418)]