78414910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{4463}}^1$

素因数の和:4728

約数の個数: 32

約数和(自身を含む): 161989632

約数和(自身を除く): 83574722

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 251, 502, 1255, 1757, 2510, 3514, 4463, 8785, 8926, 17570, 22315, 31241, 44630, 62482, 156205, 312410, 1120213, 2240426, 5601065, 7841491, 11202130, 15682982, 39207455, 78414910]

約数ペア:

[(1, 78414910), (2, 39207455), (5, 15682982), (7, 11202130), (10, 7841491), (14, 5601065), (35, 2240426), (70, 1120213), (251, 312410), (502, 156205), (1255, 62482), (1757, 44630), (2510, 31241), (3514, 22315), (4463, 17570), (8785, 8926)]