27809750

素因数分解:

$2^1\times 5^3\times {\mathrm{173}}^1\times {\mathrm{643}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 52442208

約数和(自身を除く): 24632458

約数列:

[1, 2, 5, 10, 25, 50, 125, 173, 250, 346, 643, 865, 1286, 1730, 3215, 4325, 6430, 8650, 16075, 21625, 32150, 43250, 80375, 111239, 160750, 222478, 556195, 1112390, 2780975, 5561950, 13904875, 27809750]

約数ペア:

[(1, 27809750), (2, 13904875), (5, 5561950), (10, 2780975), (25, 1112390), (50, 556195), (125, 222478), (173, 160750), (250, 111239), (346, 80375), (643, 43250), (865, 32150), (1286, 21625), (1730, 16075), (3215, 8650), (4325, 6430)]