189968995

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 242637120

約数和(自身を除く): 52668125

約数列:

[1, 5, 29, 73, 131, 137, 145, 365, 655, 685, 2117, 3799, 3973, 9563, 10001, 10585, 17947, 18995, 19865, 47815, 50005, 89735, 277327, 290029, 520463, 1310131, 1386635, 1450145, 2602315, 6550655, 37993799, 189968995]

約数ペア:

[(1, 189968995), (5, 37993799), (29, 6550655), (73, 2602315), (131, 1450145), (137, 1386635), (145, 1310131), (365, 520463), (655, 290029), (685, 277327), (2117, 89735), (3799, 50005), (3973, 47815), (9563, 19865), (10001, 18995), (10585, 17947)]