80261524

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 166440960

約数和(自身を除く): 86179436

約数列:

[1, 2, 4, 7, 14, 28, 47, 71, 94, 142, 188, 284, 329, 497, 658, 859, 994, 1316, 1718, 1988, 3337, 3436, 6013, 6674, 12026, 13348, 23359, 24052, 40373, 46718, 60989, 80746, 93436, 121978, 161492, 243956, 282611, 426923, 565222, 853846, 1130444, 1707692, 2866483, 5732966, 11465932, 20065381, 40130762, 80261524]

約数ペア:

[(1, 80261524), (2, 40130762), (4, 20065381), (7, 11465932), (14, 5732966), (28, 2866483), (47, 1707692), (71, 1130444), (94, 853846), (142, 565222), (188, 426923), (284, 282611), (329, 243956), (497, 161492), (658, 121978), (859, 93436), (994, 80746), (1316, 60989), (1718, 46718), (1988, 40373), (3337, 24052), (3436, 23359), (6013, 13348), (6674, 12026)]