251739274175

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{751}}^1\times {\mathrm{1913}}^1$

素因数の和:2880

約数の個数: 48

約数和(自身を含む): 321971916288

約数和(自身を除く): 70232642113

約数列:

[1, 5, 25, 43, 163, 215, 751, 815, 1075, 1913, 3755, 4075, 7009, 9565, 18775, 32293, 35045, 47825, 82259, 122413, 161465, 175225, 311819, 411295, 612065, 807325, 1436663, 1559095, 2056475, 3060325, 5263759, 7183315, 7795475, 13408217, 26318795, 35916575, 61776509, 67041085, 131593975, 234176069, 308882545, 335205425, 1170880345, 1544412725, 5854401725, 10069570967, 50347854835, 251739274175]

約数ペア:

[(1, 251739274175), (5, 50347854835), (25, 10069570967), (43, 5854401725), (163, 1544412725), (215, 1170880345), (751, 335205425), (815, 308882545), (1075, 234176069), (1913, 131593975), (3755, 67041085), (4075, 61776509), (7009, 35916575), (9565, 26318795), (18775, 13408217), (32293, 7795475), (35045, 7183315), (47825, 5263759), (82259, 3060325), (122413, 2056475), (161465, 1559095), (175225, 1436663), (311819, 807325), (411295, 612065)]