79551580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{4139}}^1$

素因数の和:4210

約数の個数: 36

約数和(自身を含む): 172662840

約数和(自身を除く): 93111260

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4139, 4805, 8278, 9610, 16556, 19220, 20695, 41390, 82780, 128309, 256618, 513236, 641545, 1283090, 2566180, 3977579, 7955158, 15910316, 19887895, 39775790, 79551580]

約数ペア:

[(1, 79551580), (2, 39775790), (4, 19887895), (5, 15910316), (10, 7955158), (20, 3977579), (31, 2566180), (62, 1283090), (124, 641545), (155, 513236), (310, 256618), (620, 128309), (961, 82780), (1922, 41390), (3844, 20695), (4139, 19220), (4805, 16556), (8278, 9610)]