68390215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{1163}}^1$

素因数の和:1806

約数の個数: 16

約数和(自身を含む): 86601600

約数和(自身を除く): 18211385

約数列:

[1, 5, 19, 95, 619, 1163, 3095, 5815, 11761, 22097, 58805, 110485, 719897, 3599485, 13678043, 68390215]

約数ペア:

[(1, 68390215), (5, 13678043), (19, 3599485), (95, 719897), (619, 110485), (1163, 58805), (3095, 22097), (5815, 11761)]