68319475

素因数分解:

$5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1364

約数の個数: 36

約数和(自身を含む): 100916904

約数和(自身を除く): 32597429

約数列:

[1, 5, 7, 25, 35, 43, 49, 175, 215, 245, 301, 1075, 1225, 1297, 1505, 2107, 6485, 7525, 9079, 10535, 32425, 45395, 52675, 55771, 63553, 226975, 278855, 317765, 390397, 1394275, 1588825, 1951985, 2732779, 9759925, 13663895, 68319475]

約数ペア:

[(1, 68319475), (5, 13663895), (7, 9759925), (25, 2732779), (35, 1951985), (43, 1588825), (49, 1394275), (175, 390397), (215, 317765), (245, 278855), (301, 226975), (1075, 63553), (1225, 55771), (1297, 52675), (1505, 45395), (2107, 32425), (6485, 10535), (7525, 9079)]