74840290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1031}}^1$

素因数の和:1123

約数の個数: 64

約数和(自身を含む): 165846528

約数和(自身を除く): 91006238

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 61, 70, 85, 119, 122, 170, 238, 305, 427, 595, 610, 854, 1031, 1037, 1190, 2062, 2074, 2135, 4270, 5155, 5185, 7217, 7259, 10310, 10370, 14434, 14518, 17527, 35054, 36085, 36295, 62891, 72170, 72590, 87635, 122689, 125782, 175270, 245378, 314455, 440237, 613445, 628910, 880474, 1069147, 1226890, 2138294, 2201185, 4402370, 5345735, 7484029, 10691470, 14968058, 37420145, 74840290]

約数ペア:

[(1, 74840290), (2, 37420145), (5, 14968058), (7, 10691470), (10, 7484029), (14, 5345735), (17, 4402370), (34, 2201185), (35, 2138294), (61, 1226890), (70, 1069147), (85, 880474), (119, 628910), (122, 613445), (170, 440237), (238, 314455), (305, 245378), (427, 175270), (595, 125782), (610, 122689), (854, 87635), (1031, 72590), (1037, 72170), (1190, 62891), (2062, 36295), (2074, 36085), (2135, 35054), (4270, 17527), (5155, 14518), (5185, 14434), (7217, 10370), (7259, 10310)]