87507520

素因数分解:

$2^6\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1811}}^1$

素因数の和:1979

約数の個数: 56

約数和(自身を含む): 209873088

約数和(自身を除く): 122365568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 151, 160, 302, 320, 604, 755, 1208, 1510, 1811, 2416, 3020, 3622, 4832, 6040, 7244, 9055, 9664, 12080, 14488, 18110, 24160, 28976, 36220, 48320, 57952, 72440, 115904, 144880, 273461, 289760, 546922, 579520, 1093844, 1367305, 2187688, 2734610, 4375376, 5469220, 8750752, 10938440, 17501504, 21876880, 43753760, 87507520]

約数ペア:

[(1, 87507520), (2, 43753760), (4, 21876880), (5, 17501504), (8, 10938440), (10, 8750752), (16, 5469220), (20, 4375376), (32, 2734610), (40, 2187688), (64, 1367305), (80, 1093844), (151, 579520), (160, 546922), (302, 289760), (320, 273461), (604, 144880), (755, 115904), (1208, 72440), (1510, 57952), (1811, 48320), (2416, 36220), (3020, 28976), (3622, 24160), (4832, 18110), (6040, 14488), (7244, 12080), (9055, 9664)]