30789025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 40979520

約数和(自身を除く): 10190495

約数列:

[1, 5, 19, 25, 53, 95, 265, 475, 1007, 1223, 1325, 5035, 6115, 23237, 25175, 30575, 64819, 116185, 324095, 580925, 1231561, 1620475, 6157805, 30789025]

約数ペア:

[(1, 30789025), (5, 6157805), (19, 1620475), (25, 1231561), (53, 580925), (95, 324095), (265, 116185), (475, 64819), (1007, 30575), (1223, 25175), (1325, 23237), (5035, 6115)]