20194505500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3106847}}^1$

素因数の和:3106879

約数の個数: 48

約数和(自身を含む): 47497492224

約数和(自身を除く): 27302986724

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 3106847, 6213694, 12427388, 15534235, 31068470, 40389011, 62136940, 77671175, 80778022, 155342350, 161556044, 201945055, 310684700, 388355875, 403890110, 776711750, 807780220, 1009725275, 1553423500, 2019450550, 4038901100, 5048626375, 10097252750, 20194505500]

約数ペア:

[(1, 20194505500), (2, 10097252750), (4, 5048626375), (5, 4038901100), (10, 2019450550), (13, 1553423500), (20, 1009725275), (25, 807780220), (26, 776711750), (50, 403890110), (52, 388355875), (65, 310684700), (100, 201945055), (125, 161556044), (130, 155342350), (250, 80778022), (260, 77671175), (325, 62136940), (500, 40389011), (650, 31068470), (1300, 15534235), (1625, 12427388), (3250, 6213694), (6500, 3106847)]