78533360

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4933}}^1$

素因数の和:5145

約数の個数: 40

約数和(自身を含む): 183544800

約数和(自身を除く): 105011440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 4933, 7960, 9866, 15920, 19732, 24665, 39464, 49330, 78928, 98660, 197320, 394640, 981667, 1963334, 3926668, 4908335, 7853336, 9816670, 15706672, 19633340, 39266680, 78533360]

約数ペア:

[(1, 78533360), (2, 39266680), (4, 19633340), (5, 15706672), (8, 9816670), (10, 7853336), (16, 4908335), (20, 3926668), (40, 1963334), (80, 981667), (199, 394640), (398, 197320), (796, 98660), (995, 78928), (1592, 49330), (1990, 39464), (3184, 24665), (3980, 19732), (4933, 15920), (7960, 9866)]