226772225

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 286856640

約数和(自身を除く): 60084415

約数列:

[1, 5, 25, 71, 251, 355, 509, 1255, 1775, 2545, 6275, 12725, 17821, 36139, 89105, 127759, 180695, 445525, 638795, 903475, 3193975, 9070889, 45354445, 226772225]

約数ペア:

[(1, 226772225), (5, 45354445), (25, 9070889), (71, 3193975), (251, 903475), (355, 638795), (509, 445525), (1255, 180695), (1775, 127759), (2545, 89105), (6275, 36139), (12725, 17821)]