69421480

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{6599}}^1$

素因数の和:6873

約数の個数: 32

約数和(自身を含む): 156816000

約数和(自身を除く): 87394520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 6599, 10520, 13198, 26396, 32995, 52792, 65990, 131980, 263960, 1735537, 3471074, 6942148, 8677685, 13884296, 17355370, 34710740, 69421480]

約数ペア:

[(1, 69421480), (2, 34710740), (4, 17355370), (5, 13884296), (8, 8677685), (10, 6942148), (20, 3471074), (40, 1735537), (263, 263960), (526, 131980), (1052, 65990), (1315, 52792), (2104, 32995), (2630, 26396), (5260, 13198), (6599, 10520)]