61972825

素因数分解:

$5^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 78566400

約数和(自身を除く): 16593575

約数列:

[1, 5, 25, 127, 131, 149, 635, 655, 745, 3175, 3275, 3725, 16637, 18923, 19519, 83185, 94615, 97595, 415925, 473075, 487975, 2478913, 12394565, 61972825]

約数ペア:

[(1, 61972825), (5, 12394565), (25, 2478913), (127, 487975), (131, 473075), (149, 415925), (635, 97595), (655, 94615), (745, 83185), (3175, 19519), (3275, 18923), (3725, 16637)]