77727680

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4583}}^1$

素因数の和:4653

約数の個数: 56

約数和(自身を含む): 188622432

約数和(自身を除く): 110894752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1696, 2120, 3392, 4240, 4583, 8480, 9166, 16960, 18332, 22915, 36664, 45830, 73328, 91660, 146656, 183320, 242899, 293312, 366640, 485798, 733280, 971596, 1214495, 1466560, 1943192, 2428990, 3886384, 4857980, 7772768, 9715960, 15545536, 19431920, 38863840, 77727680]

約数ペア:

[(1, 77727680), (2, 38863840), (4, 19431920), (5, 15545536), (8, 9715960), (10, 7772768), (16, 4857980), (20, 3886384), (32, 2428990), (40, 1943192), (53, 1466560), (64, 1214495), (80, 971596), (106, 733280), (160, 485798), (212, 366640), (265, 293312), (320, 242899), (424, 183320), (530, 146656), (848, 91660), (1060, 73328), (1696, 45830), (2120, 36664), (3392, 22915), (4240, 18332), (4583, 16960), (8480, 9166)]