30528025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3581}}^1$

素因数の和:3633

約数の個数: 24

約数和(自身を含む): 42640128

約数和(自身を除く): 12112103

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 3581, 8525, 17905, 39391, 89525, 111011, 196955, 555055, 984775, 1221121, 2775275, 6105605, 30528025]

約数ペア:

[(1, 30528025), (5, 6105605), (11, 2775275), (25, 1221121), (31, 984775), (55, 555055), (155, 196955), (275, 111011), (341, 89525), (775, 39391), (1705, 17905), (3581, 8525)]