988405900

素因数分解:

$2^2\times 5^2\times {\mathrm{191}}^1\times {\mathrm{51749}}^1$

素因数の和:51954

約数の個数: 36

約数和(自身を含む): 2156112000

約数和(自身を除く): 1167706100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 191, 382, 764, 955, 1910, 3820, 4775, 9550, 19100, 51749, 103498, 206996, 258745, 517490, 1034980, 1293725, 2587450, 5174900, 9884059, 19768118, 39536236, 49420295, 98840590, 197681180, 247101475, 494202950, 988405900]

約数ペア:

[(1, 988405900), (2, 494202950), (4, 247101475), (5, 197681180), (10, 98840590), (20, 49420295), (25, 39536236), (50, 19768118), (100, 9884059), (191, 5174900), (382, 2587450), (764, 1293725), (955, 1034980), (1910, 517490), (3820, 258745), (4775, 206996), (9550, 103498), (19100, 51749)]