67688110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{138139}}^1$

素因数の和:138160

約数の個数: 24

約数和(自身を含む): 141731640

約数和(自身を除く): 74043530

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 138139, 276278, 690695, 966973, 1381390, 1933946, 4834865, 6768811, 9669730, 13537622, 33844055, 67688110]

約数ペア:

[(1, 67688110), (2, 33844055), (5, 13537622), (7, 9669730), (10, 6768811), (14, 4834865), (35, 1933946), (49, 1381390), (70, 966973), (98, 690695), (245, 276278), (490, 138139)]