25128640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4133}}^1$

素因数の和:4169

約数の個数: 56

約数和(自身を含む): 63002160

約数和(自身を除く): 37873520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 4133, 6080, 8266, 16532, 20665, 33064, 41330, 66128, 78527, 82660, 132256, 157054, 165320, 264512, 314108, 330640, 392635, 628216, 661280, 785270, 1256432, 1322560, 1570540, 2512864, 3141080, 5025728, 6282160, 12564320, 25128640]

約数ペア:

[(1, 25128640), (2, 12564320), (4, 6282160), (5, 5025728), (8, 3141080), (10, 2512864), (16, 1570540), (19, 1322560), (20, 1256432), (32, 785270), (38, 661280), (40, 628216), (64, 392635), (76, 330640), (80, 314108), (95, 264512), (152, 165320), (160, 157054), (190, 132256), (304, 82660), (320, 78527), (380, 66128), (608, 41330), (760, 33064), (1216, 20665), (1520, 16532), (3040, 8266), (4133, 6080)]