131774630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{2309}}^1$

素因数の和:2768

約数の個数: 32

約数和(自身を含む): 256132800

約数和(自身を除く): 124358170

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 439, 878, 2195, 2309, 4390, 4618, 5707, 11414, 11545, 23090, 28535, 30017, 57070, 60034, 150085, 300170, 1013651, 2027302, 5068255, 10136510, 13177463, 26354926, 65887315, 131774630]

約数ペア:

[(1, 131774630), (2, 65887315), (5, 26354926), (10, 13177463), (13, 10136510), (26, 5068255), (65, 2027302), (130, 1013651), (439, 300170), (878, 150085), (2195, 60034), (2309, 57070), (4390, 30017), (4618, 28535), (5707, 23090), (11414, 11545)]