64945664

素因数分解:

$2^9\times 7^1\times {\mathrm{18121}}^1$

素因数の和:18146

約数の個数: 40

約数和(自身を含む): 148310448

約数和(自身を除く): 83364784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 18121, 36242, 72484, 126847, 144968, 253694, 289936, 507388, 579872, 1014776, 1159744, 2029552, 2319488, 4059104, 4638976, 8118208, 9277952, 16236416, 32472832, 64945664]

約数ペア:

[(1, 64945664), (2, 32472832), (4, 16236416), (7, 9277952), (8, 8118208), (14, 4638976), (16, 4059104), (28, 2319488), (32, 2029552), (56, 1159744), (64, 1014776), (112, 579872), (128, 507388), (224, 289936), (256, 253694), (448, 144968), (512, 126847), (896, 72484), (1792, 36242), (3584, 18121)]