6639100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5107}}^1$

素因数の和:5134

約数の個数: 36

約数和(自身を含む): 15518104

約数和(自身を除く): 8879004

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 5107, 10214, 20428, 25535, 51070, 66391, 102140, 127675, 132782, 255350, 265564, 331955, 510700, 663910, 1327820, 1659775, 3319550, 6639100]

約数ペア:

[(1, 6639100), (2, 3319550), (4, 1659775), (5, 1327820), (10, 663910), (13, 510700), (20, 331955), (25, 265564), (26, 255350), (50, 132782), (52, 127675), (65, 102140), (100, 66391), (130, 51070), (260, 25535), (325, 20428), (650, 10214), (1300, 5107)]