80221946

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 153964800

約数和(自身を除く): 73742854

約数列:

[1, 2, 7, 14, 17, 29, 34, 58, 59, 118, 119, 197, 203, 238, 394, 406, 413, 493, 826, 986, 1003, 1379, 1711, 2006, 2758, 3349, 3422, 3451, 5713, 6698, 6902, 7021, 11426, 11623, 11977, 14042, 23246, 23443, 23954, 29087, 39991, 46886, 58174, 79982, 81361, 97121, 162722, 194242, 197591, 203609, 337067, 395182, 407218, 674134, 679847, 1359694, 1383137, 2359469, 2766274, 4718938, 5730139, 11460278, 40110973, 80221946]

約数ペア:

[(1, 80221946), (2, 40110973), (7, 11460278), (14, 5730139), (17, 4718938), (29, 2766274), (34, 2359469), (58, 1383137), (59, 1359694), (118, 679847), (119, 674134), (197, 407218), (203, 395182), (238, 337067), (394, 203609), (406, 197591), (413, 194242), (493, 162722), (826, 97121), (986, 81361), (1003, 79982), (1379, 58174), (1711, 46886), (2006, 39991), (2758, 29087), (3349, 23954), (3422, 23443), (3451, 23246), (5713, 14042), (6698, 11977), (6902, 11623), (7021, 11426)]