1616800

素因数分解:

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

素因数の和:110

約数の個数: 72

約数和(自身を含む): 4124736

約数和(自身を除く): 2507936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 47, 50, 80, 86, 94, 100, 160, 172, 188, 200, 215, 235, 344, 376, 400, 430, 470, 688, 752, 800, 860, 940, 1075, 1175, 1376, 1504, 1720, 1880, 2021, 2150, 2350, 3440, 3760, 4042, 4300, 4700, 6880, 7520, 8084, 8600, 9400, 10105, 16168, 17200, 18800, 20210, 32336, 34400, 37600, 40420, 50525, 64672, 80840, 101050, 161680, 202100, 323360, 404200, 808400, 1616800]

約数ペア:

[(1, 1616800), (2, 808400), (4, 404200), (5, 323360), (8, 202100), (10, 161680), (16, 101050), (20, 80840), (25, 64672), (32, 50525), (40, 40420), (43, 37600), (47, 34400), (50, 32336), (80, 20210), (86, 18800), (94, 17200), (100, 16168), (160, 10105), (172, 9400), (188, 8600), (200, 8084), (215, 7520), (235, 6880), (344, 4700), (376, 4300), (400, 4042), (430, 3760), (470, 3440), (688, 2350), (752, 2150), (800, 2021), (860, 1880), (940, 1720), (1075, 1504), (1175, 1376)]