64483840

素因数分解:

$2^9\times 5^1\times {\mathrm{25189}}^1$

素因数の和:25212

約数の個数: 40

約数和(自身を含む): 154616220

約数和(自身を除く): 90132380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 25189, 50378, 100756, 125945, 201512, 251890, 403024, 503780, 806048, 1007560, 1612096, 2015120, 3224192, 4030240, 6448384, 8060480, 12896768, 16120960, 32241920, 64483840]

約数ペア:

[(1, 64483840), (2, 32241920), (4, 16120960), (5, 12896768), (8, 8060480), (10, 6448384), (16, 4030240), (20, 3224192), (32, 2015120), (40, 1612096), (64, 1007560), (80, 806048), (128, 503780), (160, 403024), (256, 251890), (320, 201512), (512, 125945), (640, 100756), (1280, 50378), (2560, 25189)]