28686865390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{148153}}^1$

素因数の和:148261

約数の個数: 48

約数和(自身を含む): 55671532272

約数和(自身を除く): 26984666882

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 289, 335, 578, 670, 1139, 1445, 2278, 2890, 5695, 11390, 19363, 38726, 96815, 148153, 193630, 296306, 740765, 1481530, 2518601, 5037202, 9926251, 12593005, 19852502, 25186010, 42816217, 49631255, 85632434, 99262510, 168746267, 214081085, 337492534, 428162170, 843731335, 1687462670, 2868686539, 5737373078, 14343432695, 28686865390]

約数ペア:

[(1, 28686865390), (2, 14343432695), (5, 5737373078), (10, 2868686539), (17, 1687462670), (34, 843731335), (67, 428162170), (85, 337492534), (134, 214081085), (170, 168746267), (289, 99262510), (335, 85632434), (578, 49631255), (670, 42816217), (1139, 25186010), (1445, 19852502), (2278, 12593005), (2890, 9926251), (5695, 5037202), (11390, 2518601), (19363, 1481530), (38726, 740765), (96815, 296306), (148153, 193630)]