27698800

素因数分解:

$2^4\times 5^2\times {\mathrm{69247}}^1$

素因数の和:69265

約数の個数: 30

約数和(自身を含む): 66547328

約数和(自身を除く): 38848528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 69247, 138494, 276988, 346235, 553976, 692470, 1107952, 1384940, 1731175, 2769880, 3462350, 5539760, 6924700, 13849400, 27698800]

約数ペア:

[(1, 27698800), (2, 13849400), (4, 6924700), (5, 5539760), (8, 3462350), (10, 2769880), (16, 1731175), (20, 1384940), (25, 1107952), (40, 692470), (50, 553976), (80, 346235), (100, 276988), (200, 138494), (400, 69247)]