85850840

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4889}}^1$

素因数の和:5339

約数の個数: 32

約数和(自身を含む): 193644000

約数和(自身を除く): 107793160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 4889, 8780, 9778, 17560, 19556, 24445, 39112, 48890, 97780, 195560, 2146271, 4292542, 8585084, 10731355, 17170168, 21462710, 42925420, 85850840]

約数ペア:

[(1, 85850840), (2, 42925420), (4, 21462710), (5, 17170168), (8, 10731355), (10, 8585084), (20, 4292542), (40, 2146271), (439, 195560), (878, 97780), (1756, 48890), (2195, 39112), (3512, 24445), (4390, 19556), (4889, 17560), (8780, 9778)]