70303960

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2659}}^1$

素因数の和:3331

約数の個数: 32

約数和(自身を含む): 158482800

約数和(自身を除く): 88178840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 2659, 3305, 5288, 5318, 6610, 10636, 13220, 13295, 21272, 26440, 26590, 53180, 106360, 1757599, 3515198, 7030396, 8787995, 14060792, 17575990, 35151980, 70303960]

約数ペア:

[(1, 70303960), (2, 35151980), (4, 17575990), (5, 14060792), (8, 8787995), (10, 7030396), (20, 3515198), (40, 1757599), (661, 106360), (1322, 53180), (2644, 26590), (2659, 26440), (3305, 21272), (5288, 13295), (5318, 13220), (6610, 10636)]