252242560

素因数分解:

$2^7\times 5^1\times {\mathrm{394129}}^1$

素因数の和:394148

約数の個数: 32

約数和(自身を含む): 603018900

約数和(自身を除く): 350776340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 394129, 788258, 1576516, 1970645, 3153032, 3941290, 6306064, 7882580, 12612128, 15765160, 25224256, 31530320, 50448512, 63060640, 126121280, 252242560]

約数ペア:

[(1, 252242560), (2, 126121280), (4, 63060640), (5, 50448512), (8, 31530320), (10, 25224256), (16, 15765160), (20, 12612128), (32, 7882580), (40, 6306064), (64, 3941290), (80, 3153032), (128, 1970645), (160, 1576516), (320, 788258), (640, 394129)]