72620000

素因数分解:

$2^5\times 5^4\times {\mathrm{3631}}^1$

素因数の和:3661

約数の個数: 60

約数和(自身を含む): 178705296

約数和(自身を除く): 106085296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 2000, 2500, 3631, 4000, 5000, 7262, 10000, 14524, 18155, 20000, 29048, 36310, 58096, 72620, 90775, 116192, 145240, 181550, 290480, 363100, 453875, 580960, 726200, 907750, 1452400, 1815500, 2269375, 2904800, 3631000, 4538750, 7262000, 9077500, 14524000, 18155000, 36310000, 72620000]

約数ペア:

[(1, 72620000), (2, 36310000), (4, 18155000), (5, 14524000), (8, 9077500), (10, 7262000), (16, 4538750), (20, 3631000), (25, 2904800), (32, 2269375), (40, 1815500), (50, 1452400), (80, 907750), (100, 726200), (125, 580960), (160, 453875), (200, 363100), (250, 290480), (400, 181550), (500, 145240), (625, 116192), (800, 90775), (1000, 72620), (1250, 58096), (2000, 36310), (2500, 29048), (3631, 20000), (4000, 18155), (5000, 14524), (7262, 10000)]