78861305

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{8219}}^1$

素因数の和:8344

約数の個数: 16

約数和(自身を含む): 100612800

約数和(自身を除く): 21751495

約数列:

[1, 5, 19, 95, 101, 505, 1919, 8219, 9595, 41095, 156161, 780805, 830119, 4150595, 15772261, 78861305]

約数ペア:

[(1, 78861305), (5, 15772261), (19, 4150595), (95, 830119), (101, 780805), (505, 156161), (1919, 41095), (8219, 9595)]