25889668

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 53673984

約数和(自身を除く): 27784316

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 103, 188, 191, 206, 329, 382, 412, 658, 721, 764, 1316, 1337, 1442, 2674, 2884, 4841, 5348, 8977, 9682, 17954, 19364, 19673, 33887, 35908, 39346, 62839, 67774, 78692, 125678, 135548, 137711, 251356, 275422, 550844, 924631, 1849262, 3698524, 6472417, 12944834, 25889668]

約数ペア:

[(1, 25889668), (2, 12944834), (4, 6472417), (7, 3698524), (14, 1849262), (28, 924631), (47, 550844), (94, 275422), (103, 251356), (188, 137711), (191, 135548), (206, 125678), (329, 78692), (382, 67774), (412, 62839), (658, 39346), (721, 35908), (764, 33887), (1316, 19673), (1337, 19364), (1442, 17954), (2674, 9682), (2884, 8977), (4841, 5348)]