1315702025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{251809}}^1$

素因数の和:251849

約数の個数: 24

約数和(自身を含む): 1873466400

約数和(自身を除く): 557764375

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 251809, 1259045, 2769899, 4784371, 6295225, 13849495, 23921855, 52628081, 69247475, 119609275, 263140405, 1315702025]

約数ペア:

[(1, 1315702025), (5, 263140405), (11, 119609275), (19, 69247475), (25, 52628081), (55, 23921855), (95, 13849495), (209, 6295225), (275, 4784371), (475, 2769899), (1045, 1259045), (5225, 251809)]