129023920

素因数分解:

$2^4\times 5^1\times {\mathrm{607}}^1\times {\mathrm{2657}}^1$

素因数の和:3277

約数の個数: 40

約数和(自身を含む): 300587904

約数和(自身を除く): 171563984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 607, 1214, 2428, 2657, 3035, 4856, 5314, 6070, 9712, 10628, 12140, 13285, 21256, 24280, 26570, 42512, 48560, 53140, 106280, 212560, 1612799, 3225598, 6451196, 8063995, 12902392, 16127990, 25804784, 32255980, 64511960, 129023920]

約数ペア:

[(1, 129023920), (2, 64511960), (4, 32255980), (5, 25804784), (8, 16127990), (10, 12902392), (16, 8063995), (20, 6451196), (40, 3225598), (80, 1612799), (607, 212560), (1214, 106280), (2428, 53140), (2657, 48560), (3035, 42512), (4856, 26570), (5314, 24280), (6070, 21256), (9712, 13285), (10628, 12140)]