65640848

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45083}}^1$

素因数の和:45111

約数の個数: 40

約数和(自身を含む): 156531648

約数和(自身を除く): 90890800

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 45083, 90166, 180332, 315581, 360664, 586079, 631162, 721328, 1172158, 1262324, 2344316, 2524648, 4102553, 4688632, 5049296, 8205106, 9377264, 16410212, 32820424, 65640848]

約数ペア:

[(1, 65640848), (2, 32820424), (4, 16410212), (7, 9377264), (8, 8205106), (13, 5049296), (14, 4688632), (16, 4102553), (26, 2524648), (28, 2344316), (52, 1262324), (56, 1172158), (91, 721328), (104, 631162), (112, 586079), (182, 360664), (208, 315581), (364, 180332), (728, 90166), (1456, 45083)]