71479180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{3719}}^1$

素因数の和:3790

約数の個数: 36

約数和(自身を含む): 155146320

約数和(自身を除く): 83667140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3719, 3844, 4805, 7438, 9610, 14876, 18595, 19220, 37190, 74380, 115289, 230578, 461156, 576445, 1152890, 2305780, 3573959, 7147918, 14295836, 17869795, 35739590, 71479180]

約数ペア:

[(1, 71479180), (2, 35739590), (4, 17869795), (5, 14295836), (10, 7147918), (20, 3573959), (31, 2305780), (62, 1152890), (124, 576445), (155, 461156), (310, 230578), (620, 115289), (961, 74380), (1922, 37190), (3719, 19220), (3844, 18595), (4805, 14876), (7438, 9610)]