80119970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{4789}}^1$

素因数の和:5042

約数の個数: 32

約数和(自身を含む): 165542400

約数和(自身を除く): 85422430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 239, 478, 1195, 1673, 2390, 3346, 4789, 8365, 9578, 16730, 23945, 33523, 47890, 67046, 167615, 335230, 1144571, 2289142, 5722855, 8011997, 11445710, 16023994, 40059985, 80119970]

約数ペア:

[(1, 80119970), (2, 40059985), (5, 16023994), (7, 11445710), (10, 8011997), (14, 5722855), (35, 2289142), (70, 1144571), (239, 335230), (478, 167615), (1195, 67046), (1673, 47890), (2390, 33523), (3346, 23945), (4789, 16730), (8365, 9578)]