814247170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{761}}^1$

素因数の和:987

約数の個数: 64

約数和(自身を含む): 1635386112

約数和(自身を除く): 821138942

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 137, 142, 274, 355, 685, 710, 761, 781, 1370, 1507, 1522, 1562, 3014, 3805, 3905, 7535, 7610, 7810, 8371, 9727, 15070, 16742, 19454, 41855, 48635, 54031, 83710, 97270, 104257, 106997, 108062, 208514, 213994, 270155, 521285, 534985, 540310, 594341, 1042570, 1069970, 1146827, 1188682, 2293654, 2971705, 5734135, 5943410, 7402247, 11468270, 14804494, 37011235, 74022470, 81424717, 162849434, 407123585, 814247170]

約数ペア:

[(1, 814247170), (2, 407123585), (5, 162849434), (10, 81424717), (11, 74022470), (22, 37011235), (55, 14804494), (71, 11468270), (110, 7402247), (137, 5943410), (142, 5734135), (274, 2971705), (355, 2293654), (685, 1188682), (710, 1146827), (761, 1069970), (781, 1042570), (1370, 594341), (1507, 540310), (1522, 534985), (1562, 521285), (3014, 270155), (3805, 213994), (3905, 208514), (7535, 108062), (7610, 106997), (7810, 104257), (8371, 97270), (9727, 83710), (15070, 54031), (16742, 48635), (19454, 41855)]