128300408

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{7789}}^1$

素因数の和:7895

約数の個数: 32

約数和(自身を含む): 252396000

約数和(自身を除く): 124095592

約数列:

[1, 2, 4, 8, 29, 58, 71, 116, 142, 232, 284, 568, 2059, 4118, 7789, 8236, 15578, 16472, 31156, 62312, 225881, 451762, 553019, 903524, 1106038, 1807048, 2212076, 4424152, 16037551, 32075102, 64150204, 128300408]

約数ペア:

[(1, 128300408), (2, 64150204), (4, 32075102), (8, 16037551), (29, 4424152), (58, 2212076), (71, 1807048), (116, 1106038), (142, 903524), (232, 553019), (284, 451762), (568, 225881), (2059, 62312), (4118, 31156), (7789, 16472), (8236, 15578)]