128936848

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{1229}}^1$

素因数の和:1399

約数の個数: 40

約数和(自身を含む): 256233600

約数和(自身を除く): 127296752

約数列:

[1, 2, 4, 8, 16, 79, 83, 158, 166, 316, 332, 632, 664, 1229, 1264, 1328, 2458, 4916, 6557, 9832, 13114, 19664, 26228, 52456, 97091, 102007, 104912, 194182, 204014, 388364, 408028, 776728, 816056, 1553456, 1632112, 8058553, 16117106, 32234212, 64468424, 128936848]

約数ペア:

[(1, 128936848), (2, 64468424), (4, 32234212), (8, 16117106), (16, 8058553), (79, 1632112), (83, 1553456), (158, 816056), (166, 776728), (316, 408028), (332, 388364), (632, 204014), (664, 194182), (1229, 104912), (1264, 102007), (1328, 97091), (2458, 52456), (4916, 26228), (6557, 19664), (9832, 13114)]