20199259025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{1087}}^1\times {\mathrm{6143}}^1$

素因数の和:7262

約数の個数: 36

約数和(自身を含む): 27560902656

約数和(自身を除く): 7361643631

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 1087, 3025, 5435, 6143, 11957, 27175, 30715, 59785, 67573, 131527, 153575, 298925, 337865, 657635, 743303, 1689325, 3288175, 3716515, 6677441, 18582575, 33387205, 73451851, 166936025, 367259255, 807970361, 1836296275, 4039851805, 20199259025]

約数ペア:

[(1, 20199259025), (5, 4039851805), (11, 1836296275), (25, 807970361), (55, 367259255), (121, 166936025), (275, 73451851), (605, 33387205), (1087, 18582575), (3025, 6677441), (5435, 3716515), (6143, 3288175), (11957, 1689325), (27175, 743303), (30715, 657635), (59785, 337865), (67573, 298925), (131527, 153575)]