78631520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1108

約数の個数: 96

約数和(自身を含む): 207567360

約数和(自身を除く): 128935840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 80, 86, 88, 110, 160, 172, 176, 215, 220, 344, 352, 430, 440, 473, 688, 860, 880, 946, 1039, 1376, 1720, 1760, 1892, 2078, 2365, 3440, 3784, 4156, 4730, 5195, 6880, 7568, 8312, 9460, 10390, 11429, 15136, 16624, 18920, 20780, 22858, 33248, 37840, 41560, 44677, 45716, 57145, 75680, 83120, 89354, 91432, 114290, 166240, 178708, 182864, 223385, 228580, 357416, 365728, 446770, 457160, 491447, 714832, 893540, 914320, 982894, 1429664, 1787080, 1828640, 1965788, 2457235, 3574160, 3931576, 4914470, 7148320, 7863152, 9828940, 15726304, 19657880, 39315760, 78631520]

約数ペア:

[(1, 78631520), (2, 39315760), (4, 19657880), (5, 15726304), (8, 9828940), (10, 7863152), (11, 7148320), (16, 4914470), (20, 3931576), (22, 3574160), (32, 2457235), (40, 1965788), (43, 1828640), (44, 1787080), (55, 1429664), (80, 982894), (86, 914320), (88, 893540), (110, 714832), (160, 491447), (172, 457160), (176, 446770), (215, 365728), (220, 357416), (344, 228580), (352, 223385), (430, 182864), (440, 178708), (473, 166240), (688, 114290), (860, 91432), (880, 89354), (946, 83120), (1039, 75680), (1376, 57145), (1720, 45716), (1760, 44677), (1892, 41560), (2078, 37840), (2365, 33248), (3440, 22858), (3784, 20780), (4156, 18920), (4730, 16624), (5195, 15136), (6880, 11429), (7568, 10390), (8312, 9460)]