44480000

素因数分解:

$2^9\times 5^4\times {\mathrm{139}}^1$

素因数の和:177

約数の個数: 100

約数和(自身を含む): 111854820

約数和(自身を除く): 67374820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 139, 160, 200, 250, 256, 278, 320, 400, 500, 512, 556, 625, 640, 695, 800, 1000, 1112, 1250, 1280, 1390, 1600, 2000, 2224, 2500, 2560, 2780, 3200, 3475, 4000, 4448, 5000, 5560, 6400, 6950, 8000, 8896, 10000, 11120, 12800, 13900, 16000, 17375, 17792, 20000, 22240, 27800, 32000, 34750, 35584, 40000, 44480, 55600, 64000, 69500, 71168, 80000, 86875, 88960, 111200, 139000, 160000, 173750, 177920, 222400, 278000, 320000, 347500, 355840, 444800, 556000, 695000, 889600, 1112000, 1390000, 1779200, 2224000, 2780000, 4448000, 5560000, 8896000, 11120000, 22240000, 44480000]

約数ペア:

[(1, 44480000), (2, 22240000), (4, 11120000), (5, 8896000), (8, 5560000), (10, 4448000), (16, 2780000), (20, 2224000), (25, 1779200), (32, 1390000), (40, 1112000), (50, 889600), (64, 695000), (80, 556000), (100, 444800), (125, 355840), (128, 347500), (139, 320000), (160, 278000), (200, 222400), (250, 177920), (256, 173750), (278, 160000), (320, 139000), (400, 111200), (500, 88960), (512, 86875), (556, 80000), (625, 71168), (640, 69500), (695, 64000), (800, 55600), (1000, 44480), (1112, 40000), (1250, 35584), (1280, 34750), (1390, 32000), (1600, 27800), (2000, 22240), (2224, 20000), (2500, 17792), (2560, 17375), (2780, 16000), (3200, 13900), (3475, 12800), (4000, 11120), (4448, 10000), (5000, 8896), (5560, 8000), (6400, 6950)]