99021400

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{5563}}^1$

素因数の和:5668

約数の個数: 48

約数和(自身を含む): 232853400

約数和(自身を除く): 133832000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 890, 1780, 2225, 3560, 4450, 5563, 8900, 11126, 17800, 22252, 27815, 44504, 55630, 111260, 139075, 222520, 278150, 495107, 556300, 990214, 1112600, 1980428, 2475535, 3960856, 4951070, 9902140, 12377675, 19804280, 24755350, 49510700, 99021400]

約数ペア:

[(1, 99021400), (2, 49510700), (4, 24755350), (5, 19804280), (8, 12377675), (10, 9902140), (20, 4951070), (25, 3960856), (40, 2475535), (50, 1980428), (89, 1112600), (100, 990214), (178, 556300), (200, 495107), (356, 278150), (445, 222520), (712, 139075), (890, 111260), (1780, 55630), (2225, 44504), (3560, 27815), (4450, 22252), (5563, 17800), (8900, 11126)]