26515520

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:148

約数の個数: 112

約数和(自身を含む): 67592448

約数和(自身を除く): 41076928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 43, 47, 64, 80, 82, 86, 94, 160, 164, 172, 188, 205, 215, 235, 320, 328, 344, 376, 410, 430, 470, 656, 688, 752, 820, 860, 940, 1312, 1376, 1504, 1640, 1720, 1763, 1880, 1927, 2021, 2624, 2752, 3008, 3280, 3440, 3526, 3760, 3854, 4042, 6560, 6880, 7052, 7520, 7708, 8084, 8815, 9635, 10105, 13120, 13760, 14104, 15040, 15416, 16168, 17630, 19270, 20210, 28208, 30832, 32336, 35260, 38540, 40420, 56416, 61664, 64672, 70520, 77080, 80840, 82861, 112832, 123328, 129344, 141040, 154160, 161680, 165722, 282080, 308320, 323360, 331444, 414305, 564160, 616640, 646720, 662888, 828610, 1325776, 1657220, 2651552, 3314440, 5303104, 6628880, 13257760, 26515520]

約数ペア:

[(1, 26515520), (2, 13257760), (4, 6628880), (5, 5303104), (8, 3314440), (10, 2651552), (16, 1657220), (20, 1325776), (32, 828610), (40, 662888), (41, 646720), (43, 616640), (47, 564160), (64, 414305), (80, 331444), (82, 323360), (86, 308320), (94, 282080), (160, 165722), (164, 161680), (172, 154160), (188, 141040), (205, 129344), (215, 123328), (235, 112832), (320, 82861), (328, 80840), (344, 77080), (376, 70520), (410, 64672), (430, 61664), (470, 56416), (656, 40420), (688, 38540), (752, 35260), (820, 32336), (860, 30832), (940, 28208), (1312, 20210), (1376, 19270), (1504, 17630), (1640, 16168), (1720, 15416), (1763, 15040), (1880, 14104), (1927, 13760), (2021, 13120), (2624, 10105), (2752, 9635), (3008, 8815), (3280, 8084), (3440, 7708), (3526, 7520), (3760, 7052), (3854, 6880), (4042, 6560)]