12513280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 104

約数和(自身を含む): 33026112

約数和(自身を除く): 20512832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 128, 130, 160, 188, 208, 235, 256, 260, 320, 376, 416, 470, 512, 520, 611, 640, 752, 832, 940, 1024, 1040, 1222, 1280, 1504, 1664, 1880, 2048, 2080, 2444, 2560, 3008, 3055, 3328, 3760, 4096, 4160, 4888, 5120, 6016, 6110, 6656, 7520, 8320, 9776, 10240, 12032, 12220, 13312, 15040, 16640, 19552, 20480, 24064, 24440, 26624, 30080, 33280, 39104, 48128, 48880, 53248, 60160, 66560, 78208, 96256, 97760, 120320, 133120, 156416, 192512, 195520, 240640, 266240, 312832, 391040, 481280, 625664, 782080, 962560, 1251328, 1564160, 2502656, 3128320, 6256640, 12513280]

約数ペア:

[(1, 12513280), (2, 6256640), (4, 3128320), (5, 2502656), (8, 1564160), (10, 1251328), (13, 962560), (16, 782080), (20, 625664), (26, 481280), (32, 391040), (40, 312832), (47, 266240), (52, 240640), (64, 195520), (65, 192512), (80, 156416), (94, 133120), (104, 120320), (128, 97760), (130, 96256), (160, 78208), (188, 66560), (208, 60160), (235, 53248), (256, 48880), (260, 48128), (320, 39104), (376, 33280), (416, 30080), (470, 26624), (512, 24440), (520, 24064), (611, 20480), (640, 19552), (752, 16640), (832, 15040), (940, 13312), (1024, 12220), (1040, 12032), (1222, 10240), (1280, 9776), (1504, 8320), (1664, 7520), (1880, 6656), (2048, 6110), (2080, 6016), (2444, 5120), (2560, 4888), (3008, 4160), (3055, 4096), (3328, 3760)]