67085980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{258023}}^1$

素因数の和:258045

約数の個数: 24

約数和(自身を含む): 151718112

約数和(自身を除く): 84632132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 258023, 516046, 1032092, 1290115, 2580230, 3354299, 5160460, 6708598, 13417196, 16771495, 33542990, 67085980]

約数ペア:

[(1, 67085980), (2, 33542990), (4, 16771495), (5, 13417196), (10, 6708598), (13, 5160460), (20, 3354299), (26, 2580230), (52, 1290115), (65, 1032092), (130, 516046), (260, 258023)]