128178848

素因数分解:

$2^5\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1427}}^1$

素因数の和:1845

約数の個数: 48

約数和(自身を含む): 289324224

約数和(自身を除く): 161145376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 401, 802, 1427, 1604, 2807, 2854, 3208, 5614, 5708, 6416, 9989, 11228, 11416, 12832, 19978, 22456, 22832, 39956, 44912, 45664, 79912, 89824, 159824, 319648, 572227, 1144454, 2288908, 4005589, 4577816, 8011178, 9155632, 16022356, 18311264, 32044712, 64089424, 128178848]

約数ペア:

[(1, 128178848), (2, 64089424), (4, 32044712), (7, 18311264), (8, 16022356), (14, 9155632), (16, 8011178), (28, 4577816), (32, 4005589), (56, 2288908), (112, 1144454), (224, 572227), (401, 319648), (802, 159824), (1427, 89824), (1604, 79912), (2807, 45664), (2854, 44912), (3208, 39956), (5614, 22832), (5708, 22456), (6416, 19978), (9989, 12832), (11228, 11416)]