42626560

素因数分解:

$2^9\times 5^1\times {\mathrm{16651}}^1$

素因数の和:16674

約数の個数: 40

約数和(自身を含む): 102209976

約数和(自身を除く): 59583416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 16651, 33302, 66604, 83255, 133208, 166510, 266416, 333020, 532832, 666040, 1065664, 1332080, 2131328, 2664160, 4262656, 5328320, 8525312, 10656640, 21313280, 42626560]

約数ペア:

[(1, 42626560), (2, 21313280), (4, 10656640), (5, 8525312), (8, 5328320), (10, 4262656), (16, 2664160), (20, 2131328), (32, 1332080), (40, 1065664), (64, 666040), (80, 532832), (128, 333020), (160, 266416), (256, 166510), (320, 133208), (512, 83255), (640, 66604), (1280, 33302), (2560, 16651)]