66506552

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 148262400

約数和(自身を除く): 81755848

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 71, 86, 142, 172, 284, 301, 344, 389, 497, 568, 602, 778, 994, 1204, 1556, 1988, 2408, 2723, 3053, 3112, 3976, 5446, 6106, 10892, 12212, 16727, 21371, 21784, 24424, 27619, 33454, 42742, 55238, 66908, 85484, 110476, 117089, 133816, 170968, 193333, 220952, 234178, 386666, 468356, 773332, 936712, 1187617, 1546664, 2375234, 4750468, 8313319, 9500936, 16626638, 33253276, 66506552]

約数ペア:

[(1, 66506552), (2, 33253276), (4, 16626638), (7, 9500936), (8, 8313319), (14, 4750468), (28, 2375234), (43, 1546664), (56, 1187617), (71, 936712), (86, 773332), (142, 468356), (172, 386666), (284, 234178), (301, 220952), (344, 193333), (389, 170968), (497, 133816), (568, 117089), (602, 110476), (778, 85484), (994, 66908), (1204, 55238), (1556, 42742), (1988, 33454), (2408, 27619), (2723, 24424), (3053, 21784), (3112, 21371), (3976, 16727), (5446, 12212), (6106, 10892)]