85501220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1523}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 205849728

約数和(自身を除く): 120348508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 802, 1523, 1604, 2005, 2807, 3046, 4010, 5614, 6092, 7615, 8020, 10661, 11228, 14035, 15230, 21322, 28070, 30460, 42644, 53305, 56140, 106610, 213220, 610723, 1221446, 2442892, 3053615, 4275061, 6107230, 8550122, 12214460, 17100244, 21375305, 42750610, 85501220]

約数ペア:

[(1, 85501220), (2, 42750610), (4, 21375305), (5, 17100244), (7, 12214460), (10, 8550122), (14, 6107230), (20, 4275061), (28, 3053615), (35, 2442892), (70, 1221446), (140, 610723), (401, 213220), (802, 106610), (1523, 56140), (1604, 53305), (2005, 42644), (2807, 30460), (3046, 28070), (4010, 21322), (5614, 15230), (6092, 14035), (7615, 11228), (8020, 10661)]