64634245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 86929920

約数和(自身を除く): 22295675

約数列:

[1, 5, 13, 41, 65, 79, 205, 307, 395, 533, 1027, 1535, 2665, 3239, 3991, 5135, 12587, 16195, 19955, 24253, 42107, 62935, 121265, 163631, 210535, 315289, 818155, 994373, 1576445, 4971865, 12926849, 64634245]

約数ペア:

[(1, 64634245), (5, 12926849), (13, 4971865), (41, 1576445), (65, 994373), (79, 818155), (205, 315289), (307, 210535), (395, 163631), (533, 121265), (1027, 62935), (1535, 42107), (2665, 24253), (3239, 19955), (3991, 16195), (5135, 12587)]