78229820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{4651}}^1$

素因数の和:4718

約数の個数: 36

約数和(自身を含む): 170179464

約数和(自身を除く): 91949644

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 4651, 8410, 9302, 16820, 18604, 23255, 46510, 93020, 134879, 269758, 539516, 674395, 1348790, 2697580, 3911491, 7822982, 15645964, 19557455, 39114910, 78229820]

約数ペア:

[(1, 78229820), (2, 39114910), (4, 19557455), (5, 15645964), (10, 7822982), (20, 3911491), (29, 2697580), (58, 1348790), (116, 674395), (145, 539516), (290, 269758), (580, 134879), (841, 93020), (1682, 46510), (3364, 23255), (4205, 18604), (4651, 16820), (8410, 9302)]