64390220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{827}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 143972640

約数和(自身を除く): 79582420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 229, 340, 458, 827, 916, 1145, 1654, 2290, 3308, 3893, 4135, 4580, 7786, 8270, 14059, 15572, 16540, 19465, 28118, 38930, 56236, 70295, 77860, 140590, 189383, 281180, 378766, 757532, 946915, 1893830, 3219511, 3787660, 6439022, 12878044, 16097555, 32195110, 64390220]

約数ペア:

[(1, 64390220), (2, 32195110), (4, 16097555), (5, 12878044), (10, 6439022), (17, 3787660), (20, 3219511), (34, 1893830), (68, 946915), (85, 757532), (170, 378766), (229, 281180), (340, 189383), (458, 140590), (827, 77860), (916, 70295), (1145, 56236), (1654, 38930), (2290, 28118), (3308, 19465), (3893, 16540), (4135, 15572), (4580, 14059), (7786, 8270)]