80412976

素因数分解:

$2^4\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1289}}^1$

素因数の和:1861

約数の個数: 40

約数和(自身を含む): 178515360

約数和(自身を除く): 98102384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 557, 1114, 1289, 2228, 2578, 3899, 4456, 5156, 7798, 8912, 9023, 10312, 15596, 18046, 20624, 31192, 36092, 62384, 72184, 144368, 717973, 1435946, 2871892, 5025811, 5743784, 10051622, 11487568, 20103244, 40206488, 80412976]

約数ペア:

[(1, 80412976), (2, 40206488), (4, 20103244), (7, 11487568), (8, 10051622), (14, 5743784), (16, 5025811), (28, 2871892), (56, 1435946), (112, 717973), (557, 144368), (1114, 72184), (1289, 62384), (2228, 36092), (2578, 31192), (3899, 20624), (4456, 18046), (5156, 15596), (7798, 10312), (8912, 9023)]