51259975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1447}}^1$

素因数の和:1579

約数の個数: 24

約数和(自身を含む): 69127520

約数和(自身を除く): 17867545

約数列:

[1, 5, 13, 25, 65, 109, 325, 545, 1417, 1447, 2725, 7085, 7235, 18811, 35425, 36175, 94055, 157723, 470275, 788615, 2050399, 3943075, 10251995, 51259975]

約数ペア:

[(1, 51259975), (5, 10251995), (13, 3943075), (25, 2050399), (65, 788615), (109, 470275), (325, 157723), (545, 94055), (1417, 36175), (1447, 35425), (2725, 18811), (7085, 7235)]