680200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 1674000

約数和(自身を除く): 993800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 179, 190, 200, 358, 380, 475, 716, 760, 895, 950, 1432, 1790, 1900, 3401, 3580, 3800, 4475, 6802, 7160, 8950, 13604, 17005, 17900, 27208, 34010, 35800, 68020, 85025, 136040, 170050, 340100, 680200]

約数ペア:

[(1, 680200), (2, 340100), (4, 170050), (5, 136040), (8, 85025), (10, 68020), (19, 35800), (20, 34010), (25, 27208), (38, 17900), (40, 17005), (50, 13604), (76, 8950), (95, 7160), (100, 6802), (152, 4475), (179, 3800), (190, 3580), (200, 3401), (358, 1900), (380, 1790), (475, 1432), (716, 950), (760, 895)]