163685960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1049}}^1$

素因数の和:1190

約数の個数: 64

約数和(自身を含む): 381024000

約数和(自身を除く): 217338040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 83, 94, 166, 188, 235, 332, 376, 415, 470, 664, 830, 940, 1049, 1660, 1880, 2098, 3320, 3901, 4196, 5245, 7802, 8392, 10490, 15604, 19505, 20980, 31208, 39010, 41960, 49303, 78020, 87067, 98606, 156040, 174134, 197212, 246515, 348268, 394424, 435335, 493030, 696536, 870670, 986060, 1741340, 1972120, 3482680, 4092149, 8184298, 16368596, 20460745, 32737192, 40921490, 81842980, 163685960]

約数ペア:

[(1, 163685960), (2, 81842980), (4, 40921490), (5, 32737192), (8, 20460745), (10, 16368596), (20, 8184298), (40, 4092149), (47, 3482680), (83, 1972120), (94, 1741340), (166, 986060), (188, 870670), (235, 696536), (332, 493030), (376, 435335), (415, 394424), (470, 348268), (664, 246515), (830, 197212), (940, 174134), (1049, 156040), (1660, 98606), (1880, 87067), (2098, 78020), (3320, 49303), (3901, 41960), (4196, 39010), (5245, 31208), (7802, 20980), (8392, 19505), (10490, 15604)]