81441752

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76543}}^1$

素因数の和:76575

約数の個数: 32

約数和(自身を含む): 183705600

約数和(自身を除く): 102263848

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 76543, 153086, 306172, 535801, 612344, 1071602, 1454317, 2143204, 2908634, 4286408, 5817268, 10180219, 11634536, 20360438, 40720876, 81441752]

約数ペア:

[(1, 81441752), (2, 40720876), (4, 20360438), (7, 11634536), (8, 10180219), (14, 5817268), (19, 4286408), (28, 2908634), (38, 2143204), (56, 1454317), (76, 1071602), (133, 612344), (152, 535801), (266, 306172), (532, 153086), (1064, 76543)]