56456180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 133728840

約数和(自身を除く): 77272660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 164, 205, 220, 242, 410, 451, 484, 569, 605, 820, 902, 1138, 1210, 1804, 2255, 2276, 2420, 2845, 4510, 4961, 5690, 6259, 9020, 9922, 11380, 12518, 19844, 23329, 24805, 25036, 31295, 46658, 49610, 62590, 68849, 93316, 99220, 116645, 125180, 137698, 233290, 256619, 275396, 344245, 466580, 513238, 688490, 1026476, 1283095, 1376980, 2566190, 2822809, 5132380, 5645618, 11291236, 14114045, 28228090, 56456180]

約数ペア:

[(1, 56456180), (2, 28228090), (4, 14114045), (5, 11291236), (10, 5645618), (11, 5132380), (20, 2822809), (22, 2566190), (41, 1376980), (44, 1283095), (55, 1026476), (82, 688490), (110, 513238), (121, 466580), (164, 344245), (205, 275396), (220, 256619), (242, 233290), (410, 137698), (451, 125180), (484, 116645), (569, 99220), (605, 93316), (820, 68849), (902, 62590), (1138, 49610), (1210, 46658), (1804, 31295), (2255, 25036), (2276, 24805), (2420, 23329), (2845, 19844), (4510, 12518), (4961, 11380), (5690, 9922), (6259, 9020)]