42151825

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 54112608

約数和(自身を除く): 11960783

約数列:

[1, 5, 25, 43, 113, 215, 347, 565, 1075, 1735, 2825, 4859, 8675, 14921, 24295, 39211, 74605, 121475, 196055, 373025, 980275, 1686073, 8430365, 42151825]

約数ペア:

[(1, 42151825), (5, 8430365), (25, 1686073), (43, 980275), (113, 373025), (215, 196055), (347, 121475), (565, 74605), (1075, 39211), (1735, 24295), (2825, 14921), (4859, 8675)]