80184290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{258659}}^1$

素因数の和:258697

約数の個数: 16

約数和(自身を含む): 148988160

約数和(自身を除く): 68803870

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 258659, 517318, 1293295, 2586590, 8018429, 16036858, 40092145, 80184290]

約数ペア:

[(1, 80184290), (2, 40092145), (5, 16036858), (10, 8018429), (31, 2586590), (62, 1293295), (155, 517318), (310, 258659)]