102616400

素因数分解:

$2^4\times 5^2\times {\mathrm{256541}}^1$

素因数の和:256559

約数の個数: 30

約数和(自身を含む): 246536862

約数和(自身を除く): 143920462

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 256541, 513082, 1026164, 1282705, 2052328, 2565410, 4104656, 5130820, 6413525, 10261640, 12827050, 20523280, 25654100, 51308200, 102616400]

約数ペア:

[(1, 102616400), (2, 51308200), (4, 25654100), (5, 20523280), (8, 12827050), (10, 10261640), (16, 6413525), (20, 5130820), (25, 4104656), (40, 2565410), (50, 2052328), (80, 1282705), (100, 1026164), (200, 513082), (400, 256541)]