80000005600

素因数分解:

$2^5\times 5^2\times {\mathrm{100000007}}^1$

素因数の和:100000027

約数の個数: 36

約数和(自身を含む): 195300015624

約数和(自身を除く): 115300010024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 100000007, 200000014, 400000028, 500000035, 800000056, 1000000070, 1600000112, 2000000140, 2500000175, 3200000224, 4000000280, 5000000350, 8000000560, 10000000700, 16000001120, 20000001400, 40000002800, 80000005600]

約数ペア:

[(1, 80000005600), (2, 40000002800), (4, 20000001400), (5, 16000001120), (8, 10000000700), (10, 8000000560), (16, 5000000350), (20, 4000000280), (25, 3200000224), (32, 2500000175), (40, 2000000140), (50, 1600000112), (80, 1000000070), (100, 800000056), (160, 500000035), (200, 400000028), (400, 200000014), (800, 100000007)]