79516480

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:392

約数の個数: 112

約数和(自身を含む): 205410816

約数和(自身を除く): 125894336

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 136, 160, 170, 188, 235, 272, 311, 320, 340, 376, 470, 544, 622, 680, 752, 799, 940, 1088, 1244, 1360, 1504, 1555, 1598, 1880, 2488, 2720, 3008, 3110, 3196, 3760, 3995, 4976, 5287, 5440, 6220, 6392, 7520, 7990, 9952, 10574, 12440, 12784, 14617, 15040, 15980, 19904, 21148, 24880, 25568, 26435, 29234, 31960, 42296, 49760, 51136, 52870, 58468, 63920, 73085, 84592, 99520, 105740, 116936, 127840, 146170, 169184, 211480, 233872, 248489, 255680, 292340, 338368, 422960, 467744, 496978, 584680, 845920, 935488, 993956, 1169360, 1242445, 1691840, 1987912, 2338720, 2484890, 3975824, 4677440, 4969780, 7951648, 9939560, 15903296, 19879120, 39758240, 79516480]

約数ペア:

[(1, 79516480), (2, 39758240), (4, 19879120), (5, 15903296), (8, 9939560), (10, 7951648), (16, 4969780), (17, 4677440), (20, 3975824), (32, 2484890), (34, 2338720), (40, 1987912), (47, 1691840), (64, 1242445), (68, 1169360), (80, 993956), (85, 935488), (94, 845920), (136, 584680), (160, 496978), (170, 467744), (188, 422960), (235, 338368), (272, 292340), (311, 255680), (320, 248489), (340, 233872), (376, 211480), (470, 169184), (544, 146170), (622, 127840), (680, 116936), (752, 105740), (799, 99520), (940, 84592), (1088, 73085), (1244, 63920), (1360, 58468), (1504, 52870), (1555, 51136), (1598, 49760), (1880, 42296), (2488, 31960), (2720, 29234), (3008, 26435), (3110, 25568), (3196, 24880), (3760, 21148), (3995, 19904), (4976, 15980), (5287, 15040), (5440, 14617), (6220, 12784), (6392, 12440), (7520, 10574), (7990, 9952)]