64833680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 157918464

約数和(自身を除く): 93084784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 47, 80, 86, 94, 172, 188, 215, 235, 344, 376, 401, 430, 470, 688, 752, 802, 860, 940, 1604, 1720, 1880, 2005, 2021, 3208, 3440, 3760, 4010, 4042, 6416, 8020, 8084, 10105, 16040, 16168, 17243, 18847, 20210, 32080, 32336, 34486, 37694, 40420, 68972, 75388, 80840, 86215, 94235, 137944, 150776, 161680, 172430, 188470, 275888, 301552, 344860, 376940, 689720, 753880, 810421, 1379440, 1507760, 1620842, 3241684, 4052105, 6483368, 8104210, 12966736, 16208420, 32416840, 64833680]

約数ペア:

[(1, 64833680), (2, 32416840), (4, 16208420), (5, 12966736), (8, 8104210), (10, 6483368), (16, 4052105), (20, 3241684), (40, 1620842), (43, 1507760), (47, 1379440), (80, 810421), (86, 753880), (94, 689720), (172, 376940), (188, 344860), (215, 301552), (235, 275888), (344, 188470), (376, 172430), (401, 161680), (430, 150776), (470, 137944), (688, 94235), (752, 86215), (802, 80840), (860, 75388), (940, 68972), (1604, 40420), (1720, 37694), (1880, 34486), (2005, 32336), (2021, 32080), (3208, 20210), (3440, 18847), (3760, 17243), (4010, 16168), (4042, 16040), (6416, 10105), (8020, 8084)]