66391000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5107}}^1$

素因数の和:5141

約数の個数: 64

約数和(自身を含む): 167338080

約数和(自身を除く): 100947080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2600, 3250, 5107, 6500, 10214, 13000, 20428, 25535, 40856, 51070, 66391, 102140, 127675, 132782, 204280, 255350, 265564, 331955, 510700, 531128, 638375, 663910, 1021400, 1276750, 1327820, 1659775, 2553500, 2655640, 3319550, 5107000, 6639100, 8298875, 13278200, 16597750, 33195500, 66391000]

約数ペア:

[(1, 66391000), (2, 33195500), (4, 16597750), (5, 13278200), (8, 8298875), (10, 6639100), (13, 5107000), (20, 3319550), (25, 2655640), (26, 2553500), (40, 1659775), (50, 1327820), (52, 1276750), (65, 1021400), (100, 663910), (104, 638375), (125, 531128), (130, 510700), (200, 331955), (250, 265564), (260, 255350), (325, 204280), (500, 132782), (520, 127675), (650, 102140), (1000, 66391), (1300, 51070), (1625, 40856), (2600, 25535), (3250, 20428), (5107, 13000), (6500, 10214)]