67889990

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19793}}^1$

素因数の和:19821

約数の個数: 32

約数和(自身を含む): 142516800

約数和(自身を除く): 74626810

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 19793, 39586, 98965, 138551, 197930, 277102, 692755, 969857, 1385510, 1939714, 4849285, 6788999, 9698570, 13577998, 33944995, 67889990]

約数ペア:

[(1, 67889990), (2, 33944995), (5, 13577998), (7, 9698570), (10, 6788999), (14, 4849285), (35, 1939714), (49, 1385510), (70, 969857), (98, 692755), (245, 277102), (343, 197930), (490, 138551), (686, 98965), (1715, 39586), (3430, 19793)]