208333400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{337}}^1$

素因数の和:645

約数の個数: 96

約数和(自身を含む): 531863280

約数和(自身を除く): 323529880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 281, 337, 440, 550, 562, 674, 1100, 1124, 1348, 1405, 1685, 2200, 2248, 2696, 2810, 3091, 3370, 3707, 5620, 6182, 6740, 7025, 7414, 8425, 11240, 12364, 13480, 14050, 14828, 15455, 16850, 18535, 24728, 28100, 29656, 30910, 33700, 37070, 56200, 61820, 67400, 74140, 77275, 92675, 94697, 123640, 148280, 154550, 185350, 189394, 309100, 370700, 378788, 473485, 618200, 741400, 757576, 946970, 1041667, 1893940, 2083334, 2367425, 3787880, 4166668, 4734850, 5208335, 8333336, 9469700, 10416670, 18939400, 20833340, 26041675, 41666680, 52083350, 104166700, 208333400]

約数ペア:

[(1, 208333400), (2, 104166700), (4, 52083350), (5, 41666680), (8, 26041675), (10, 20833340), (11, 18939400), (20, 10416670), (22, 9469700), (25, 8333336), (40, 5208335), (44, 4734850), (50, 4166668), (55, 3787880), (88, 2367425), (100, 2083334), (110, 1893940), (200, 1041667), (220, 946970), (275, 757576), (281, 741400), (337, 618200), (440, 473485), (550, 378788), (562, 370700), (674, 309100), (1100, 189394), (1124, 185350), (1348, 154550), (1405, 148280), (1685, 123640), (2200, 94697), (2248, 92675), (2696, 77275), (2810, 74140), (3091, 67400), (3370, 61820), (3707, 56200), (5620, 37070), (6182, 33700), (6740, 30910), (7025, 29656), (7414, 28100), (8425, 24728), (11240, 18535), (12364, 16850), (13480, 15455), (14050, 14828)]