38770000

素因数分解:

$2^4\times 5^4\times {\mathrm{3877}}^1$

素因数の和:3905

約数の個数: 50

約数和(自身を含む): 93890258

約数和(自身を除く): 55120258

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 3877, 5000, 7754, 10000, 15508, 19385, 31016, 38770, 62032, 77540, 96925, 155080, 193850, 310160, 387700, 484625, 775400, 969250, 1550800, 1938500, 2423125, 3877000, 4846250, 7754000, 9692500, 19385000, 38770000]

約数ペア:

[(1, 38770000), (2, 19385000), (4, 9692500), (5, 7754000), (8, 4846250), (10, 3877000), (16, 2423125), (20, 1938500), (25, 1550800), (40, 969250), (50, 775400), (80, 484625), (100, 387700), (125, 310160), (200, 193850), (250, 155080), (400, 96925), (500, 77540), (625, 62032), (1000, 38770), (1250, 31016), (2000, 19385), (2500, 15508), (3877, 10000), (5000, 7754)]