30389455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 42024960

約数和(自身を除く): 11635505

約数列:

[1, 5, 17, 19, 31, 85, 95, 155, 323, 527, 589, 607, 1615, 2635, 2945, 3035, 10013, 10319, 11533, 18817, 50065, 51595, 57665, 94085, 196061, 319889, 357523, 980305, 1599445, 1787615, 6077891, 30389455]

約数ペア:

[(1, 30389455), (5, 6077891), (17, 1787615), (19, 1599445), (31, 980305), (85, 357523), (95, 319889), (155, 196061), (323, 94085), (527, 57665), (589, 51595), (607, 50065), (1615, 18817), (2635, 11533), (2945, 10319), (3035, 10013)]