1311430825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{15959}}^1$

素因数の和:16161

約数の個数: 24

約数和(自身を含む): 1721764800

約数和(自身を除く): 410333975

約数列:

[1, 5, 19, 25, 95, 173, 475, 865, 3287, 4325, 15959, 16435, 79795, 82175, 303221, 398975, 1516105, 2760907, 7580525, 13804535, 52457233, 69022675, 262286165, 1311430825]

約数ペア:

[(1, 1311430825), (5, 262286165), (19, 69022675), (25, 52457233), (95, 13804535), (173, 7580525), (475, 2760907), (865, 1516105), (3287, 398975), (4325, 303221), (15959, 82175), (16435, 79795)]