81356256

素因数分解:

$2^5\times 3^2\times {\mathrm{282487}}^1$

素因数の和:282503

約数の個数: 36

約数和(自身を含む): 231357672

約数和(自身を除く): 150001416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 282487, 564974, 847461, 1129948, 1694922, 2259896, 2542383, 3389844, 4519792, 5084766, 6779688, 9039584, 10169532, 13559376, 20339064, 27118752, 40678128, 81356256]

約数ペア:

[(1, 81356256), (2, 40678128), (3, 27118752), (4, 20339064), (6, 13559376), (8, 10169532), (9, 9039584), (12, 6779688), (16, 5084766), (18, 4519792), (24, 3389844), (32, 2542383), (36, 2259896), (48, 1694922), (72, 1129948), (96, 847461), (144, 564974), (288, 282487)]