99523880

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{12503}}^1$

素因数の和:12713

約数の個数: 32

約数和(自身を含む): 225072000

約数和(自身を除く): 125548120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 12503, 25006, 50012, 62515, 100024, 125030, 250060, 500120, 2488097, 4976194, 9952388, 12440485, 19904776, 24880970, 49761940, 99523880]

約数ペア:

[(1, 99523880), (2, 49761940), (4, 24880970), (5, 19904776), (8, 12440485), (10, 9952388), (20, 4976194), (40, 2488097), (199, 500120), (398, 250060), (796, 125030), (995, 100024), (1592, 62515), (1990, 50012), (3980, 25006), (7960, 12503)]