251012225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{25679}}^1$

素因数の和:25729

約数の個数: 24

約数和(自身を含む): 343906560

約数和(自身を除く): 92894335

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 9775, 25679, 128395, 436543, 590617, 641975, 2182715, 2953085, 10040489, 10913575, 14765425, 50202445, 251012225]

約数ペア:

[(1, 251012225), (5, 50202445), (17, 14765425), (23, 10913575), (25, 10040489), (85, 2953085), (115, 2182715), (391, 641975), (425, 590617), (575, 436543), (1955, 128395), (9775, 25679)]