27530000

素因数分解:

$2^4\times 5^4\times {\mathrm{2753}}^1$

素因数の和:2781

約数の個数: 50

約数和(自身を含む): 66677094

約数和(自身を除く): 39147094

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, 2753, 5000, 5506, 10000, 11012, 13765, 22024, 27530, 44048, 55060, 68825, 110120, 137650, 220240, 275300, 344125, 550600, 688250, 1101200, 1376500, 1720625, 2753000, 3441250, 5506000, 6882500, 13765000, 27530000]

約数ペア:

[(1, 27530000), (2, 13765000), (4, 6882500), (5, 5506000), (8, 3441250), (10, 2753000), (16, 1720625), (20, 1376500), (25, 1101200), (40, 688250), (50, 550600), (80, 344125), (100, 275300), (125, 220240), (200, 137650), (250, 110120), (400, 68825), (500, 55060), (625, 44048), (1000, 27530), (1250, 22024), (2000, 13765), (2500, 11012), (2753, 10000), (5000, 5506)]