12803500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{883}}^1$

素因数の和:931

約数の個数: 48

約数和(自身を含む): 28959840

約数和(自身を除く): 16156340

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 725, 883, 1450, 1766, 2900, 3532, 3625, 4415, 7250, 8830, 14500, 17660, 22075, 25607, 44150, 51214, 88300, 102428, 110375, 128035, 220750, 256070, 441500, 512140, 640175, 1280350, 2560700, 3200875, 6401750, 12803500]

約数ペア:

[(1, 12803500), (2, 6401750), (4, 3200875), (5, 2560700), (10, 1280350), (20, 640175), (25, 512140), (29, 441500), (50, 256070), (58, 220750), (100, 128035), (116, 110375), (125, 102428), (145, 88300), (250, 51214), (290, 44150), (500, 25607), (580, 22075), (725, 17660), (883, 14500), (1450, 8830), (1766, 7250), (2900, 4415), (3532, 3625)]