25289912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 50160000

約数和(自身を除く): 24870088

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 379, 439, 758, 878, 1516, 1756, 3032, 3512, 7201, 8341, 14402, 16682, 28804, 33364, 57608, 66728, 166381, 332762, 665524, 1331048, 3161239, 6322478, 12644956, 25289912]

約数ペア:

[(1, 25289912), (2, 12644956), (4, 6322478), (8, 3161239), (19, 1331048), (38, 665524), (76, 332762), (152, 166381), (379, 66728), (439, 57608), (758, 33364), (878, 28804), (1516, 16682), (1756, 14402), (3032, 8341), (3512, 7201)]