64147808

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 130228560

約数和(自身を除く): 66080752

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 109, 212, 218, 347, 424, 436, 694, 848, 872, 1388, 1696, 1744, 2776, 3488, 5552, 5777, 11104, 11554, 18391, 23108, 36782, 37823, 46216, 73564, 75646, 92432, 147128, 151292, 184864, 294256, 302584, 588512, 605168, 1210336, 2004619, 4009238, 8018476, 16036952, 32073904, 64147808]

約数ペア:

[(1, 64147808), (2, 32073904), (4, 16036952), (8, 8018476), (16, 4009238), (32, 2004619), (53, 1210336), (106, 605168), (109, 588512), (212, 302584), (218, 294256), (347, 184864), (424, 151292), (436, 147128), (694, 92432), (848, 75646), (872, 73564), (1388, 46216), (1696, 37823), (1744, 36782), (2776, 23108), (3488, 18391), (5552, 11554), (5777, 11104)]