425398990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67631}}^1$

素因数の和:67692

約数の個数: 32

約数和(自身を含む): 832685184

約数和(自身を除く): 407286194

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 370, 629, 1258, 3145, 6290, 67631, 135262, 338155, 676310, 1149727, 2299454, 2502347, 5004694, 5748635, 11497270, 12511735, 25023470, 42539899, 85079798, 212699495, 425398990]

約数ペア:

[(1, 425398990), (2, 212699495), (5, 85079798), (10, 42539899), (17, 25023470), (34, 12511735), (37, 11497270), (74, 5748635), (85, 5004694), (170, 2502347), (185, 2299454), (370, 1149727), (629, 676310), (1258, 338155), (3145, 135262), (6290, 67631)]