8004225

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 14374080

約数和(自身を除く): 6369855

約数列:

[1, 3, 5, 15, 19, 25, 41, 57, 75, 95, 123, 137, 205, 285, 411, 475, 615, 685, 779, 1025, 1425, 2055, 2337, 2603, 3075, 3425, 3895, 5617, 7809, 10275, 11685, 13015, 16851, 19475, 28085, 39045, 58425, 65075, 84255, 106723, 140425, 195225, 320169, 421275, 533615, 1600845, 2668075, 8004225]

約数ペア:

[(1, 8004225), (3, 2668075), (5, 1600845), (15, 533615), (19, 421275), (25, 320169), (41, 195225), (57, 140425), (75, 106723), (95, 84255), (123, 65075), (137, 58425), (205, 39045), (285, 28085), (411, 19475), (475, 16851), (615, 13015), (685, 11685), (779, 10275), (1025, 7809), (1425, 5617), (2055, 3895), (2337, 3425), (2603, 3075)]