521002430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{129281}}^1$

素因数の和:129332

約数の個数: 32

約数和(自身を含む): 1042530048

約数和(自身を除く): 521527618

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 129281, 258562, 646405, 1292810, 1680653, 3361306, 4007711, 8015422, 8403265, 16806530, 20038555, 40077110, 52100243, 104200486, 260501215, 521002430]

約数ペア:

[(1, 521002430), (2, 260501215), (5, 104200486), (10, 52100243), (13, 40077110), (26, 20038555), (31, 16806530), (62, 8403265), (65, 8015422), (130, 4007711), (155, 3361306), (310, 1680653), (403, 1292810), (806, 646405), (2015, 258562), (4030, 129281)]