54949900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{28921}}^1$

素因数の和:28954

約数の個数: 36

約数和(自身を含む): 125521480

約数和(自身を除く): 70571580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 28921, 57842, 115684, 144605, 289210, 549499, 578420, 723025, 1098998, 1446050, 2197996, 2747495, 2892100, 5494990, 10989980, 13737475, 27474950, 54949900]

約数ペア:

[(1, 54949900), (2, 27474950), (4, 13737475), (5, 10989980), (10, 5494990), (19, 2892100), (20, 2747495), (25, 2197996), (38, 1446050), (50, 1098998), (76, 723025), (95, 578420), (100, 549499), (190, 289210), (380, 144605), (475, 115684), (950, 57842), (1900, 28921)]