81139968005

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1\times {\mathrm{2381}}^1$

素因数の和:3125

約数の個数: 32

約数和(自身を含む): 99643824000

約数和(自身を除く): 18503855995

約数列:

[1, 5, 59, 295, 331, 349, 1655, 1745, 2381, 11905, 19529, 20591, 97645, 102955, 115519, 140479, 577595, 702395, 788111, 830969, 3940555, 4154845, 6815621, 34078105, 46498549, 49027171, 232492745, 245135855, 275050739, 1375253695, 16227993601, 81139968005]

約数ペア:

[(1, 81139968005), (5, 16227993601), (59, 1375253695), (295, 275050739), (331, 245135855), (349, 232492745), (1655, 49027171), (1745, 46498549), (2381, 34078105), (11905, 6815621), (19529, 4154845), (20591, 3940555), (97645, 830969), (102955, 788111), (115519, 702395), (140479, 577595)]