84812980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{3347}}^1$

素因数の和:3544

約数の個数: 48

約数和(自身を含む): 204736896

約数和(自身を除く): 119923916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 905, 1267, 1810, 2534, 3347, 3620, 5068, 6335, 6694, 12670, 13388, 16735, 23429, 25340, 33470, 46858, 66940, 93716, 117145, 234290, 468580, 605807, 1211614, 2423228, 3029035, 4240649, 6058070, 8481298, 12116140, 16962596, 21203245, 42406490, 84812980]

約数ペア:

[(1, 84812980), (2, 42406490), (4, 21203245), (5, 16962596), (7, 12116140), (10, 8481298), (14, 6058070), (20, 4240649), (28, 3029035), (35, 2423228), (70, 1211614), (140, 605807), (181, 468580), (362, 234290), (724, 117145), (905, 93716), (1267, 66940), (1810, 46858), (2534, 33470), (3347, 25340), (3620, 23429), (5068, 16735), (6335, 13388), (6694, 12670)]