217190300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:791

約数の個数: 72

約数和(自身を含む): 501999120

約数和(自身を除く): 284808820

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 251, 340, 425, 502, 509, 850, 1004, 1018, 1255, 1700, 2036, 2510, 2545, 4267, 5020, 5090, 6275, 8534, 8653, 10180, 12550, 12725, 17068, 17306, 21335, 25100, 25450, 34612, 42670, 43265, 50900, 85340, 86530, 106675, 127759, 173060, 213350, 216325, 255518, 426700, 432650, 511036, 638795, 865300, 1277590, 2171903, 2555180, 3193975, 4343806, 6387950, 8687612, 10859515, 12775900, 21719030, 43438060, 54297575, 108595150, 217190300]

約数ペア:

[(1, 217190300), (2, 108595150), (4, 54297575), (5, 43438060), (10, 21719030), (17, 12775900), (20, 10859515), (25, 8687612), (34, 6387950), (50, 4343806), (68, 3193975), (85, 2555180), (100, 2171903), (170, 1277590), (251, 865300), (340, 638795), (425, 511036), (502, 432650), (509, 426700), (850, 255518), (1004, 216325), (1018, 213350), (1255, 173060), (1700, 127759), (2036, 106675), (2510, 86530), (2545, 85340), (4267, 50900), (5020, 43265), (5090, 42670), (6275, 34612), (8534, 25450), (8653, 25100), (10180, 21335), (12550, 17306), (12725, 17068)]