25178240

素因数分解:

$2^7\times 5^1\times {\mathrm{39341}}^1$

素因数の和:39360

約数の個数: 32

約数和(自身を含む): 60193260

約数和(自身を除く): 35015020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 39341, 78682, 157364, 196705, 314728, 393410, 629456, 786820, 1258912, 1573640, 2517824, 3147280, 5035648, 6294560, 12589120, 25178240]

約数ペア:

[(1, 25178240), (2, 12589120), (4, 6294560), (5, 5035648), (8, 3147280), (10, 2517824), (16, 1573640), (20, 1258912), (32, 786820), (40, 629456), (64, 393410), (80, 314728), (128, 196705), (160, 157364), (320, 78682), (640, 39341)]