64585276

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2011}}^1$

素因数の和:2090

約数の個数: 48

約数和(自身を含む): 137009152

約数和(自身を除く): 72423876

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 434, 518, 868, 1036, 1147, 2011, 2294, 4022, 4588, 8029, 8044, 14077, 16058, 28154, 32116, 56308, 62341, 74407, 124682, 148814, 249364, 297628, 436387, 520849, 872774, 1041698, 1745548, 2083396, 2306617, 4613234, 9226468, 16146319, 32292638, 64585276]

約数ペア:

[(1, 64585276), (2, 32292638), (4, 16146319), (7, 9226468), (14, 4613234), (28, 2306617), (31, 2083396), (37, 1745548), (62, 1041698), (74, 872774), (124, 520849), (148, 436387), (217, 297628), (259, 249364), (434, 148814), (518, 124682), (868, 74407), (1036, 62341), (1147, 56308), (2011, 32116), (2294, 28154), (4022, 16058), (4588, 14077), (8029, 8044)]