51756670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 123420672

約数和(自身を除く): 71664002

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 31, 34, 35, 46, 61, 62, 70, 85, 115, 119, 122, 155, 161, 170, 217, 230, 238, 305, 310, 322, 391, 427, 434, 527, 595, 610, 713, 782, 805, 854, 1037, 1054, 1085, 1190, 1403, 1426, 1610, 1891, 1955, 2074, 2135, 2170, 2635, 2737, 2806, 3565, 3689, 3782, 3910, 4270, 4991, 5185, 5270, 5474, 7015, 7130, 7259, 7378, 9455, 9821, 9982, 10370, 12121, 13237, 13685, 14030, 14518, 18445, 18910, 19642, 23851, 24242, 24955, 26474, 27370, 32147, 36295, 36890, 43493, 47702, 49105, 49910, 60605, 64294, 66185, 72590, 84847, 86986, 98210, 119255, 121210, 132370, 160735, 166957, 169694, 217465, 225029, 238510, 304451, 321470, 333914, 424235, 434930, 450058, 608902, 739381, 834785, 848470, 1125145, 1478762, 1522255, 1669570, 2250290, 3044510, 3696905, 5175667, 7393810, 10351334, 25878335, 51756670]

約数ペア:

[(1, 51756670), (2, 25878335), (5, 10351334), (7, 7393810), (10, 5175667), (14, 3696905), (17, 3044510), (23, 2250290), (31, 1669570), (34, 1522255), (35, 1478762), (46, 1125145), (61, 848470), (62, 834785), (70, 739381), (85, 608902), (115, 450058), (119, 434930), (122, 424235), (155, 333914), (161, 321470), (170, 304451), (217, 238510), (230, 225029), (238, 217465), (305, 169694), (310, 166957), (322, 160735), (391, 132370), (427, 121210), (434, 119255), (527, 98210), (595, 86986), (610, 84847), (713, 72590), (782, 66185), (805, 64294), (854, 60605), (1037, 49910), (1054, 49105), (1085, 47702), (1190, 43493), (1403, 36890), (1426, 36295), (1610, 32147), (1891, 27370), (1955, 26474), (2074, 24955), (2135, 24242), (2170, 23851), (2635, 19642), (2737, 18910), (2806, 18445), (3565, 14518), (3689, 14030), (3782, 13685), (3910, 13237), (4270, 12121), (4991, 10370), (5185, 9982), (5270, 9821), (5474, 9455), (7015, 7378), (7130, 7259)]