85813840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{523}}^1$

素因数の和:836

約数の個数: 80

約数和(自身を含む): 229235328

約数和(自身を除く): 143421488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 293, 523, 560, 586, 1046, 1172, 1465, 2051, 2092, 2344, 2615, 2930, 3661, 4102, 4184, 4688, 5230, 5860, 7322, 8204, 8368, 10255, 10460, 11720, 14644, 16408, 18305, 20510, 20920, 23440, 29288, 32816, 36610, 41020, 41840, 58576, 73220, 82040, 146440, 153239, 164080, 292880, 306478, 612956, 766195, 1072673, 1225912, 1532390, 2145346, 2451824, 3064780, 4290692, 5363365, 6129560, 8581384, 10726730, 12259120, 17162768, 21453460, 42906920, 85813840]

約数ペア:

[(1, 85813840), (2, 42906920), (4, 21453460), (5, 17162768), (7, 12259120), (8, 10726730), (10, 8581384), (14, 6129560), (16, 5363365), (20, 4290692), (28, 3064780), (35, 2451824), (40, 2145346), (56, 1532390), (70, 1225912), (80, 1072673), (112, 766195), (140, 612956), (280, 306478), (293, 292880), (523, 164080), (560, 153239), (586, 146440), (1046, 82040), (1172, 73220), (1465, 58576), (2051, 41840), (2092, 41020), (2344, 36610), (2615, 32816), (2930, 29288), (3661, 23440), (4102, 20920), (4184, 20510), (4688, 18305), (5230, 16408), (5860, 14644), (7322, 11720), (8204, 10460), (8368, 10255)]