81366964

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3637}}^1$

素因数の和:3712

約数の個数: 48

約数和(自身を含む): 176020992

約数和(自身を除く): 94654028

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 68, 94, 119, 188, 238, 329, 476, 658, 799, 1316, 1598, 3196, 3637, 5593, 7274, 11186, 14548, 22372, 25459, 50918, 61829, 101836, 123658, 170939, 247316, 341878, 432803, 683756, 865606, 1196573, 1731212, 2393146, 2905963, 4786292, 5811926, 11623852, 20341741, 40683482, 81366964]

約数ペア:

[(1, 81366964), (2, 40683482), (4, 20341741), (7, 11623852), (14, 5811926), (17, 4786292), (28, 2905963), (34, 2393146), (47, 1731212), (68, 1196573), (94, 865606), (119, 683756), (188, 432803), (238, 341878), (329, 247316), (476, 170939), (658, 123658), (799, 101836), (1316, 61829), (1598, 50918), (3196, 25459), (3637, 22372), (5593, 14548), (7274, 11186)]