64927492

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 134184960

約数和(自身を除く): 69257468

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 103, 188, 206, 329, 412, 479, 658, 721, 958, 1316, 1442, 1916, 2884, 3353, 4841, 6706, 9682, 13412, 19364, 22513, 33887, 45026, 49337, 67774, 90052, 98674, 135548, 157591, 197348, 315182, 345359, 630364, 690718, 1381436, 2318839, 4637678, 9275356, 16231873, 32463746, 64927492]

約数ペア:

[(1, 64927492), (2, 32463746), (4, 16231873), (7, 9275356), (14, 4637678), (28, 2318839), (47, 1381436), (94, 690718), (103, 630364), (188, 345359), (206, 315182), (329, 197348), (412, 157591), (479, 135548), (658, 98674), (721, 90052), (958, 67774), (1316, 49337), (1442, 45026), (1916, 33887), (2884, 22513), (3353, 19364), (4841, 13412), (6706, 9682)]