85638320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{547}}^1$

素因数の和:682

約数の個数: 80

約数和(自身を含む): 212010240

約数和(自身を除く): 126371920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 103, 152, 190, 206, 304, 380, 412, 515, 547, 760, 824, 1030, 1094, 1520, 1648, 1957, 2060, 2188, 2735, 3914, 4120, 4376, 5470, 7828, 8240, 8752, 9785, 10393, 10940, 15656, 19570, 20786, 21880, 31312, 39140, 41572, 43760, 51965, 56341, 78280, 83144, 103930, 112682, 156560, 166288, 207860, 225364, 281705, 415720, 450728, 563410, 831440, 901456, 1070479, 1126820, 2140958, 2253640, 4281916, 4507280, 5352395, 8563832, 10704790, 17127664, 21409580, 42819160, 85638320]

約数ペア:

[(1, 85638320), (2, 42819160), (4, 21409580), (5, 17127664), (8, 10704790), (10, 8563832), (16, 5352395), (19, 4507280), (20, 4281916), (38, 2253640), (40, 2140958), (76, 1126820), (80, 1070479), (95, 901456), (103, 831440), (152, 563410), (190, 450728), (206, 415720), (304, 281705), (380, 225364), (412, 207860), (515, 166288), (547, 156560), (760, 112682), (824, 103930), (1030, 83144), (1094, 78280), (1520, 56341), (1648, 51965), (1957, 43760), (2060, 41572), (2188, 39140), (2735, 31312), (3914, 21880), (4120, 20786), (4376, 19570), (5470, 15656), (7828, 10940), (8240, 10393), (8752, 9785)]