81768904

素因数分解:

$2^3\times 7^1\times {\mathrm{541}}^1\times {\mathrm{2699}}^1$

素因数の和:3253

約数の個数: 32

約数和(自身を含む): 175608000

約数和(自身を除く): 93839096

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 541, 1082, 2164, 2699, 3787, 4328, 5398, 7574, 10796, 15148, 18893, 21592, 30296, 37786, 75572, 151144, 1460159, 2920318, 5840636, 10221113, 11681272, 20442226, 40884452, 81768904]

約数ペア:

[(1, 81768904), (2, 40884452), (4, 20442226), (7, 11681272), (8, 10221113), (14, 5840636), (28, 2920318), (56, 1460159), (541, 151144), (1082, 75572), (2164, 37786), (2699, 30296), (3787, 21592), (4328, 18893), (5398, 15148), (7574, 10796)]