138812000

素因数分解:

$2^5\times 5^3\times {\mathrm{34703}}^1$

素因数の和:34728

約数の個数: 48

約数和(自身を含む): 341070912

約数和(自身を除く): 202258912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 34703, 69406, 138812, 173515, 277624, 347030, 555248, 694060, 867575, 1110496, 1388120, 1735150, 2776240, 3470300, 4337875, 5552480, 6940600, 8675750, 13881200, 17351500, 27762400, 34703000, 69406000, 138812000]

約数ペア:

[(1, 138812000), (2, 69406000), (4, 34703000), (5, 27762400), (8, 17351500), (10, 13881200), (16, 8675750), (20, 6940600), (25, 5552480), (32, 4337875), (40, 3470300), (50, 2776240), (80, 1735150), (100, 1388120), (125, 1110496), (160, 867575), (200, 694060), (250, 555248), (400, 347030), (500, 277624), (800, 173515), (1000, 138812), (2000, 69406), (4000, 34703)]