140845136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{2063}}^1$

素因数の和:2339

約数の個数: 40

約数和(自身を含む): 290231424

約数和(自身を除く): 149386288

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 251, 272, 502, 1004, 2008, 2063, 4016, 4126, 4267, 8252, 8534, 16504, 17068, 33008, 34136, 35071, 68272, 70142, 140284, 280568, 517813, 561136, 1035626, 2071252, 4142504, 8285008, 8802821, 17605642, 35211284, 70422568, 140845136]

約数ペア:

[(1, 140845136), (2, 70422568), (4, 35211284), (8, 17605642), (16, 8802821), (17, 8285008), (34, 4142504), (68, 2071252), (136, 1035626), (251, 561136), (272, 517813), (502, 280568), (1004, 140284), (2008, 70142), (2063, 68272), (4016, 35071), (4126, 34136), (4267, 33008), (8252, 17068), (8534, 16504)]