291245825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{10069}}^1$

素因数の和:10181

約数の個数: 24

約数和(自身を含む): 393334200

約数和(自身を除く): 102088375

約数列:

[1, 5, 13, 25, 65, 89, 325, 445, 1157, 2225, 5785, 10069, 28925, 50345, 130897, 251725, 654485, 896141, 3272425, 4480705, 11649833, 22403525, 58249165, 291245825]

約数ペア:

[(1, 291245825), (5, 58249165), (13, 22403525), (25, 11649833), (65, 4480705), (89, 3272425), (325, 896141), (445, 654485), (1157, 251725), (2225, 130897), (5785, 50345), (10069, 28925)]