208021600

素因数分解:

$2^5\times 5^2\times {\mathrm{67}}^1\times {\mathrm{3881}}^1$

素因数の和:3968

約数の個数: 72

約数和(自身を含む): 515545128

約数和(自身を除く): 307523528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 67, 80, 100, 134, 160, 200, 268, 335, 400, 536, 670, 800, 1072, 1340, 1675, 2144, 2680, 3350, 3881, 5360, 6700, 7762, 10720, 13400, 15524, 19405, 26800, 31048, 38810, 53600, 62096, 77620, 97025, 124192, 155240, 194050, 260027, 310480, 388100, 520054, 620960, 776200, 1040108, 1300135, 1552400, 2080216, 2600270, 3104800, 4160432, 5200540, 6500675, 8320864, 10401080, 13001350, 20802160, 26002700, 41604320, 52005400, 104010800, 208021600]

約数ペア:

[(1, 208021600), (2, 104010800), (4, 52005400), (5, 41604320), (8, 26002700), (10, 20802160), (16, 13001350), (20, 10401080), (25, 8320864), (32, 6500675), (40, 5200540), (50, 4160432), (67, 3104800), (80, 2600270), (100, 2080216), (134, 1552400), (160, 1300135), (200, 1040108), (268, 776200), (335, 620960), (400, 520054), (536, 388100), (670, 310480), (800, 260027), (1072, 194050), (1340, 155240), (1675, 124192), (2144, 97025), (2680, 77620), (3350, 62096), (3881, 53600), (5360, 38810), (6700, 31048), (7762, 26800), (10720, 19405), (13400, 15524)]