322193920

素因数分解:

$2^9\times 5^1\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1141

約数の個数: 80

約数和(自身を含む): 779378688

約数和(自身を除く): 457184768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 512, 635, 640, 991, 1016, 1270, 1280, 1982, 2032, 2540, 2560, 3964, 4064, 4955, 5080, 7928, 8128, 9910, 10160, 15856, 16256, 19820, 20320, 31712, 32512, 39640, 40640, 63424, 65024, 79280, 81280, 125857, 126848, 158560, 162560, 251714, 253696, 317120, 325120, 503428, 507392, 629285, 634240, 1006856, 1258570, 1268480, 2013712, 2517140, 2536960, 4027424, 5034280, 8054848, 10068560, 16109696, 20137120, 32219392, 40274240, 64438784, 80548480, 161096960, 322193920]

約数ペア:

[(1, 322193920), (2, 161096960), (4, 80548480), (5, 64438784), (8, 40274240), (10, 32219392), (16, 20137120), (20, 16109696), (32, 10068560), (40, 8054848), (64, 5034280), (80, 4027424), (127, 2536960), (128, 2517140), (160, 2013712), (254, 1268480), (256, 1258570), (320, 1006856), (508, 634240), (512, 629285), (635, 507392), (640, 503428), (991, 325120), (1016, 317120), (1270, 253696), (1280, 251714), (1982, 162560), (2032, 158560), (2540, 126848), (2560, 125857), (3964, 81280), (4064, 79280), (4955, 65024), (5080, 63424), (7928, 40640), (8128, 39640), (9910, 32512), (10160, 31712), (15856, 20320), (16256, 19820)]