81411904

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7901}}^1$

素因数の和:7943

約数の個数: 56

約数和(自身を含む): 192682368

約数和(自身を除く): 111270464

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 161, 184, 224, 322, 368, 448, 644, 736, 1288, 1472, 2576, 5152, 7901, 10304, 15802, 31604, 55307, 63208, 110614, 126416, 181723, 221228, 252832, 363446, 442456, 505664, 726892, 884912, 1272061, 1453784, 1769824, 2544122, 2907568, 3539648, 5088244, 5815136, 10176488, 11630272, 20352976, 40705952, 81411904]

約数ペア:

[(1, 81411904), (2, 40705952), (4, 20352976), (7, 11630272), (8, 10176488), (14, 5815136), (16, 5088244), (23, 3539648), (28, 2907568), (32, 2544122), (46, 1769824), (56, 1453784), (64, 1272061), (92, 884912), (112, 726892), (161, 505664), (184, 442456), (224, 363446), (322, 252832), (368, 221228), (448, 181723), (644, 126416), (736, 110614), (1288, 63208), (1472, 55307), (2576, 31604), (5152, 15802), (7901, 10304)]