68651020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{367}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 148377600

約数和(自身を除く): 79726580

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 199, 235, 367, 398, 470, 734, 796, 940, 995, 1468, 1835, 1990, 3670, 3980, 7340, 9353, 17249, 18706, 34498, 37412, 46765, 68996, 73033, 86245, 93530, 146066, 172490, 187060, 292132, 344980, 365165, 730330, 1460660, 3432551, 6865102, 13730204, 17162755, 34325510, 68651020]

約数ペア:

[(1, 68651020), (2, 34325510), (4, 17162755), (5, 13730204), (10, 6865102), (20, 3432551), (47, 1460660), (94, 730330), (188, 365165), (199, 344980), (235, 292132), (367, 187060), (398, 172490), (470, 146066), (734, 93530), (796, 86245), (940, 73033), (995, 68996), (1468, 46765), (1835, 37412), (1990, 34498), (3670, 18706), (3980, 17249), (7340, 9353)]