71215520

素因数分解:

$2^5\times 5^1\times {\mathrm{445097}}^1$

素因数の和:445112

約数の個数: 24

約数和(自身を含む): 168247044

約数和(自身を除く): 97031524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 445097, 890194, 1780388, 2225485, 3560776, 4450970, 7121552, 8901940, 14243104, 17803880, 35607760, 71215520]

約数ペア:

[(1, 71215520), (2, 35607760), (4, 17803880), (5, 14243104), (8, 8901940), (10, 7121552), (16, 4450970), (20, 3560776), (32, 2225485), (40, 1780388), (80, 890194), (160, 445097)]