78720745

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{1303}}^1$

素因数の和:1632

約数の個数: 16

約数和(自身を含む): 97080192

約数和(自身を除く): 18359447

約数列:

[1, 5, 43, 215, 281, 1303, 1405, 6515, 12083, 56029, 60415, 280145, 366143, 1830715, 15744149, 78720745]

約数ペア:

[(1, 78720745), (5, 15744149), (43, 1830715), (215, 366143), (281, 280145), (1303, 60415), (1405, 56029), (6515, 12083)]