104076400

素因数分解:

$2^4\times 5^2\times {\mathrm{260191}}^1$

素因数の和:260209

約数の個数: 30

約数和(自身を含む): 250044512

約数和(自身を除く): 145968112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 260191, 520382, 1040764, 1300955, 2081528, 2601910, 4163056, 5203820, 6504775, 10407640, 13009550, 20815280, 26019100, 52038200, 104076400]

約数ペア:

[(1, 104076400), (2, 52038200), (4, 26019100), (5, 20815280), (8, 13009550), (10, 10407640), (16, 6504775), (20, 5203820), (25, 4163056), (40, 2601910), (50, 2081528), (80, 1300955), (100, 1040764), (200, 520382), (400, 260191)]