128859536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{11689}}^1$

素因数の和:11763

約数の個数: 40

約数和(自身を含む): 273966840

約数和(自身を除く): 145107304

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 11689, 23378, 46756, 93512, 151957, 187024, 303914, 607828, 619517, 1215656, 1239034, 2431312, 2478068, 4956136, 8053721, 9912272, 16107442, 32214884, 64429768, 128859536]

約数ペア:

[(1, 128859536), (2, 64429768), (4, 32214884), (8, 16107442), (13, 9912272), (16, 8053721), (26, 4956136), (52, 2478068), (53, 2431312), (104, 1239034), (106, 1215656), (208, 619517), (212, 607828), (424, 303914), (689, 187024), (848, 151957), (1378, 93512), (2756, 46756), (5512, 23378), (11024, 11689)]