87243280

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{23203}}^1$

素因数の和:23263

約数の個数: 40

約数和(自身を含む): 207165312

約数和(自身を除く): 119922032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 23203, 46406, 92812, 116015, 185624, 232030, 371248, 464060, 928120, 1090541, 1856240, 2181082, 4362164, 5452705, 8724328, 10905410, 17448656, 21810820, 43621640, 87243280]

約数ペア:

[(1, 87243280), (2, 43621640), (4, 21810820), (5, 17448656), (8, 10905410), (10, 8724328), (16, 5452705), (20, 4362164), (40, 2181082), (47, 1856240), (80, 1090541), (94, 928120), (188, 464060), (235, 371248), (376, 232030), (470, 185624), (752, 116015), (940, 92812), (1880, 46406), (3760, 23203)]