78868480

素因数分解:

$2^{12}\times 5^1\times {\mathrm{3851}}^1$

素因数の和:3880

約数の個数: 52

約数和(自身を含む): 189310392

約数和(自身を除く): 110441912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 3851, 4096, 5120, 7702, 10240, 15404, 19255, 20480, 30808, 38510, 61616, 77020, 123232, 154040, 246464, 308080, 492928, 616160, 985856, 1232320, 1971712, 2464640, 3943424, 4929280, 7886848, 9858560, 15773696, 19717120, 39434240, 78868480]

約数ペア:

[(1, 78868480), (2, 39434240), (4, 19717120), (5, 15773696), (8, 9858560), (10, 7886848), (16, 4929280), (20, 3943424), (32, 2464640), (40, 1971712), (64, 1232320), (80, 985856), (128, 616160), (160, 492928), (256, 308080), (320, 246464), (512, 154040), (640, 123232), (1024, 77020), (1280, 61616), (2048, 38510), (2560, 30808), (3851, 20480), (4096, 19255), (5120, 15404), (7702, 10240)]