99090800

素因数分解:

$2^4\times 5^2\times {\mathrm{191}}^1\times {\mathrm{1297}}^1$

素因数の和:1506

約数の個数: 60

約数和(自身を含む): 239496576

約数和(自身を除く): 140405776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 191, 200, 382, 400, 764, 955, 1297, 1528, 1910, 2594, 3056, 3820, 4775, 5188, 6485, 7640, 9550, 10376, 12970, 15280, 19100, 20752, 25940, 32425, 38200, 51880, 64850, 76400, 103760, 129700, 247727, 259400, 495454, 518800, 990908, 1238635, 1981816, 2477270, 3963632, 4954540, 6193175, 9909080, 12386350, 19818160, 24772700, 49545400, 99090800]

約数ペア:

[(1, 99090800), (2, 49545400), (4, 24772700), (5, 19818160), (8, 12386350), (10, 9909080), (16, 6193175), (20, 4954540), (25, 3963632), (40, 2477270), (50, 1981816), (80, 1238635), (100, 990908), (191, 518800), (200, 495454), (382, 259400), (400, 247727), (764, 129700), (955, 103760), (1297, 76400), (1528, 64850), (1910, 51880), (2594, 38200), (3056, 32425), (3820, 25940), (4775, 20752), (5188, 19100), (6485, 15280), (7640, 12970), (9550, 10376)]