25401935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4391}}^1$

素因数の和:4498

約数の個数: 16

約数和(自身を含む): 33203520

約数和(自身を除く): 7801585

約数列:

[1, 5, 13, 65, 89, 445, 1157, 4391, 5785, 21955, 57083, 285415, 390799, 1953995, 5080387, 25401935]

約数ペア:

[(1, 25401935), (5, 5080387), (13, 1953995), (65, 390799), (89, 285415), (445, 57083), (1157, 21955), (4391, 5785)]