81415744

素因数分解:

$2^6\times {\mathrm{317}}^1\times {\mathrm{4013}}^1$

素因数の和:4342

約数の個数: 28

約数和(自身を含む): 162109404

約数和(自身を除く): 80693660

約数列:

[1, 2, 4, 8, 16, 32, 64, 317, 634, 1268, 2536, 4013, 5072, 8026, 10144, 16052, 20288, 32104, 64208, 128416, 256832, 1272121, 2544242, 5088484, 10176968, 20353936, 40707872, 81415744]

約数ペア:

[(1, 81415744), (2, 40707872), (4, 20353936), (8, 10176968), (16, 5088484), (32, 2544242), (64, 1272121), (317, 256832), (634, 128416), (1268, 64208), (2536, 32104), (4013, 20288), (5072, 16052), (8026, 10144)]