89739580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{91571}}^1$

素因数の和:91594

約数の個数: 36

約数和(自身を含む): 219223368

約数和(自身を除く): 129483788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 91571, 183142, 366284, 457855, 640997, 915710, 1281994, 1831420, 2563988, 3204985, 4486979, 6409970, 8973958, 12819940, 17947916, 22434895, 44869790, 89739580]

約数ペア:

[(1, 89739580), (2, 44869790), (4, 22434895), (5, 17947916), (7, 12819940), (10, 8973958), (14, 6409970), (20, 4486979), (28, 3204985), (35, 2563988), (49, 1831420), (70, 1281994), (98, 915710), (140, 640997), (196, 457855), (245, 366284), (490, 183142), (980, 91571)]