888919070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{34361}}^1$

素因数の和:34580

約数の個数: 32

約数和(自身を含む): 1731844800

約数和(自身を除く): 842925730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1990, 2587, 5174, 12935, 25870, 34361, 68722, 171805, 343610, 446693, 893386, 2233465, 4466930, 6837839, 13675678, 34189195, 68378390, 88891907, 177783814, 444459535, 888919070]

約数ペア:

[(1, 888919070), (2, 444459535), (5, 177783814), (10, 88891907), (13, 68378390), (26, 34189195), (65, 13675678), (130, 6837839), (199, 4466930), (398, 2233465), (995, 893386), (1990, 446693), (2587, 343610), (5174, 171805), (12935, 68722), (25870, 34361)]