31852160

素因数分解:

$2^7\times 5^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 76873320

約数和(自身を除く): 45021160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 314, 317, 320, 628, 634, 640, 785, 1256, 1268, 1570, 1585, 2512, 2536, 3140, 3170, 5024, 5072, 6280, 6340, 10048, 10144, 12560, 12680, 20096, 20288, 25120, 25360, 40576, 49769, 50240, 50720, 99538, 100480, 101440, 199076, 202880, 248845, 398152, 497690, 796304, 995380, 1592608, 1990760, 3185216, 3981520, 6370432, 7963040, 15926080, 31852160]

約数ペア:

[(1, 31852160), (2, 15926080), (4, 7963040), (5, 6370432), (8, 3981520), (10, 3185216), (16, 1990760), (20, 1592608), (32, 995380), (40, 796304), (64, 497690), (80, 398152), (128, 248845), (157, 202880), (160, 199076), (314, 101440), (317, 100480), (320, 99538), (628, 50720), (634, 50240), (640, 49769), (785, 40576), (1256, 25360), (1268, 25120), (1570, 20288), (1585, 20096), (2512, 12680), (2536, 12560), (3140, 10144), (3170, 10048), (5024, 6340), (5072, 6280)]