66288800

素因数分解:

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

素因数の和:151

約数の個数: 144

約数和(自身を含む): 173238912

約数和(自身を除く): 106950112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 43, 47, 50, 80, 82, 86, 94, 100, 160, 164, 172, 188, 200, 205, 215, 235, 328, 344, 376, 400, 410, 430, 470, 656, 688, 752, 800, 820, 860, 940, 1025, 1075, 1175, 1312, 1376, 1504, 1640, 1720, 1763, 1880, 1927, 2021, 2050, 2150, 2350, 3280, 3440, 3526, 3760, 3854, 4042, 4100, 4300, 4700, 6560, 6880, 7052, 7520, 7708, 8084, 8200, 8600, 8815, 9400, 9635, 10105, 14104, 15416, 16168, 16400, 17200, 17630, 18800, 19270, 20210, 28208, 30832, 32336, 32800, 34400, 35260, 37600, 38540, 40420, 44075, 48175, 50525, 56416, 61664, 64672, 70520, 77080, 80840, 82861, 88150, 96350, 101050, 141040, 154160, 161680, 165722, 176300, 192700, 202100, 282080, 308320, 323360, 331444, 352600, 385400, 404200, 414305, 662888, 705200, 770800, 808400, 828610, 1325776, 1410400, 1541600, 1616800, 1657220, 2071525, 2651552, 3314440, 4143050, 6628880, 8286100, 13257760, 16572200, 33144400, 66288800]

約数ペア:

[(1, 66288800), (2, 33144400), (4, 16572200), (5, 13257760), (8, 8286100), (10, 6628880), (16, 4143050), (20, 3314440), (25, 2651552), (32, 2071525), (40, 1657220), (41, 1616800), (43, 1541600), (47, 1410400), (50, 1325776), (80, 828610), (82, 808400), (86, 770800), (94, 705200), (100, 662888), (160, 414305), (164, 404200), (172, 385400), (188, 352600), (200, 331444), (205, 323360), (215, 308320), (235, 282080), (328, 202100), (344, 192700), (376, 176300), (400, 165722), (410, 161680), (430, 154160), (470, 141040), (656, 101050), (688, 96350), (752, 88150), (800, 82861), (820, 80840), (860, 77080), (940, 70520), (1025, 64672), (1075, 61664), (1175, 56416), (1312, 50525), (1376, 48175), (1504, 44075), (1640, 40420), (1720, 38540), (1763, 37600), (1880, 35260), (1927, 34400), (2021, 32800), (2050, 32336), (2150, 30832), (2350, 28208), (3280, 20210), (3440, 19270), (3526, 18800), (3760, 17630), (3854, 17200), (4042, 16400), (4100, 16168), (4300, 15416), (4700, 14104), (6560, 10105), (6880, 9635), (7052, 9400), (7520, 8815), (7708, 8600), (8084, 8200)]