129703840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{115807}}^1$

素因数の和:115829

約数の個数: 48

約数和(自身を含む): 350203392

約数和(自身を除く): 220499552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 115807, 231614, 463228, 579035, 810649, 926456, 1158070, 1621298, 1852912, 2316140, 3242596, 3705824, 4053245, 4632280, 6485192, 8106490, 9264560, 12970384, 16212980, 18529120, 25940768, 32425960, 64851920, 129703840]

約数ペア:

[(1, 129703840), (2, 64851920), (4, 32425960), (5, 25940768), (7, 18529120), (8, 16212980), (10, 12970384), (14, 9264560), (16, 8106490), (20, 6485192), (28, 4632280), (32, 4053245), (35, 3705824), (40, 3242596), (56, 2316140), (70, 1852912), (80, 1621298), (112, 1158070), (140, 926456), (160, 810649), (224, 579035), (280, 463228), (560, 231614), (1120, 115807)]