83839280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149713}}^1$

素因数の和:149733

約数の個数: 40

約数和(自身を含む): 222774432

約数和(自身を除く): 138935152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 149713, 299426, 598852, 748565, 1047991, 1197704, 1497130, 2095982, 2395408, 2994260, 4191964, 5239955, 5988520, 8383928, 10479910, 11977040, 16767856, 20959820, 41919640, 83839280]

約数ペア:

[(1, 83839280), (2, 41919640), (4, 20959820), (5, 16767856), (7, 11977040), (8, 10479910), (10, 8383928), (14, 5988520), (16, 5239955), (20, 4191964), (28, 2994260), (35, 2395408), (40, 2095982), (56, 1497130), (70, 1197704), (80, 1047991), (112, 748565), (140, 598852), (280, 299426), (560, 149713)]