78018760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 184809600

約数和(自身を除く): 106790840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 460, 548, 619, 685, 920, 1096, 1238, 1370, 2476, 2740, 3095, 3151, 4952, 5480, 6190, 6302, 12380, 12604, 14237, 15755, 24760, 25208, 28474, 31510, 56948, 63020, 71185, 84803, 113896, 126040, 142370, 169606, 284740, 339212, 424015, 569480, 678424, 848030, 1696060, 1950469, 3392120, 3900938, 7801876, 9752345, 15603752, 19504690, 39009380, 78018760]

約数ペア:

[(1, 78018760), (2, 39009380), (4, 19504690), (5, 15603752), (8, 9752345), (10, 7801876), (20, 3900938), (23, 3392120), (40, 1950469), (46, 1696060), (92, 848030), (115, 678424), (137, 569480), (184, 424015), (230, 339212), (274, 284740), (460, 169606), (548, 142370), (619, 126040), (685, 113896), (920, 84803), (1096, 71185), (1238, 63020), (1370, 56948), (2476, 31510), (2740, 28474), (3095, 25208), (3151, 24760), (4952, 15755), (5480, 14237), (6190, 12604), (6302, 12380)]