200540380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{1373}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 431655840

約数和(自身を除く): 231115460

約数列:

[1, 2, 4, 5, 10, 20, 67, 109, 134, 218, 268, 335, 436, 545, 670, 1090, 1340, 1373, 2180, 2746, 5492, 6865, 7303, 13730, 14606, 27460, 29212, 36515, 73030, 91991, 146060, 149657, 183982, 299314, 367964, 459955, 598628, 748285, 919910, 1496570, 1839820, 2993140, 10027019, 20054038, 40108076, 50135095, 100270190, 200540380]

約数ペア:

[(1, 200540380), (2, 100270190), (4, 50135095), (5, 40108076), (10, 20054038), (20, 10027019), (67, 2993140), (109, 1839820), (134, 1496570), (218, 919910), (268, 748285), (335, 598628), (436, 459955), (545, 367964), (670, 299314), (1090, 183982), (1340, 149657), (1373, 146060), (2180, 91991), (2746, 73030), (5492, 36515), (6865, 29212), (7303, 27460), (13730, 14606)]