25616990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1249}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 52920000

約数和(自身を除く): 27303010

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 293, 586, 1249, 1465, 2051, 2498, 2930, 4102, 6245, 8743, 10255, 12490, 17486, 20510, 43715, 87430, 365957, 731914, 1829785, 2561699, 3659570, 5123398, 12808495, 25616990]

約数ペア:

[(1, 25616990), (2, 12808495), (5, 5123398), (7, 3659570), (10, 2561699), (14, 1829785), (35, 731914), (70, 365957), (293, 87430), (586, 43715), (1249, 20510), (1465, 17486), (2051, 12490), (2498, 10255), (2930, 8743), (4102, 6245)]