80521221310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{473654243}}^1$

素因数の和:473654267

約数の個数: 16

約数和(自身を含む): 153463975056

約数和(自身を除く): 72942753746

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 473654243, 947308486, 2368271215, 4736542430, 8052122131, 16104244262, 40260610655, 80521221310]

約数ペア:

[(1, 80521221310), (2, 40260610655), (5, 16104244262), (10, 8052122131), (17, 4736542430), (34, 2368271215), (85, 947308486), (170, 473654243)]