16295497280

素因数分解:

$2^6\times 5^1\times {\mathrm{647}}^1\times {\mathrm{78707}}^1$

素因数の和:79371

約数の個数: 56

約数和(自身を含む): 38864121408

約数和(自身を除く): 22568624128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 647, 1294, 2588, 3235, 5176, 6470, 10352, 12940, 20704, 25880, 41408, 51760, 78707, 103520, 157414, 207040, 314828, 393535, 629656, 787070, 1259312, 1574140, 2518624, 3148280, 5037248, 6296560, 12593120, 25186240, 50923429, 101846858, 203693716, 254617145, 407387432, 509234290, 814774864, 1018468580, 1629549728, 2036937160, 3259099456, 4073874320, 8147748640, 16295497280]

約数ペア:

[(1, 16295497280), (2, 8147748640), (4, 4073874320), (5, 3259099456), (8, 2036937160), (10, 1629549728), (16, 1018468580), (20, 814774864), (32, 509234290), (40, 407387432), (64, 254617145), (80, 203693716), (160, 101846858), (320, 50923429), (647, 25186240), (1294, 12593120), (2588, 6296560), (3235, 5037248), (5176, 3148280), (6470, 2518624), (10352, 1574140), (12940, 1259312), (20704, 787070), (25880, 629656), (41408, 393535), (51760, 314828), (78707, 207040), (103520, 157414)]