145321975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1553}}^1$

素因数の和:1779

約数の個数: 24

約数和(自身を含む): 190769040

約数和(自身を除く): 45447065

約数列:

[1, 5, 19, 25, 95, 197, 475, 985, 1553, 3743, 4925, 7765, 18715, 29507, 38825, 93575, 147535, 305941, 737675, 1529705, 5812879, 7648525, 29064395, 145321975]

約数ペア:

[(1, 145321975), (5, 29064395), (19, 7648525), (25, 5812879), (95, 1529705), (197, 737675), (475, 305941), (985, 147535), (1553, 93575), (3743, 38825), (4925, 29507), (7765, 18715)]