64481972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 127424640

約数和(自身を除く): 62942668

約数列:

[1, 2, 4, 19, 23, 37, 38, 46, 74, 76, 92, 148, 437, 703, 851, 874, 997, 1406, 1702, 1748, 1994, 2812, 3404, 3988, 16169, 18943, 22931, 32338, 36889, 37886, 45862, 64676, 73778, 75772, 91724, 147556, 435689, 700891, 848447, 871378, 1401782, 1696894, 1742756, 2803564, 3393788, 16120493, 32240986, 64481972]

約数ペア:

[(1, 64481972), (2, 32240986), (4, 16120493), (19, 3393788), (23, 2803564), (37, 1742756), (38, 1696894), (46, 1401782), (74, 871378), (76, 848447), (92, 700891), (148, 435689), (437, 147556), (703, 91724), (851, 75772), (874, 73778), (997, 64676), (1406, 45862), (1702, 37886), (1748, 36889), (1994, 32338), (2812, 22931), (3404, 18943), (3988, 16169)]