8973025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 12079584

約数和(自身を除く): 3106559

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 491, 731, 1075, 2455, 3655, 8347, 12275, 18275, 21113, 41735, 105565, 208675, 358921, 527825, 1794605, 8973025]

約数ペア:

[(1, 8973025), (5, 1794605), (17, 527825), (25, 358921), (43, 208675), (85, 105565), (215, 41735), (425, 21113), (491, 18275), (731, 12275), (1075, 8347), (2455, 3655)]