25609990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21521}}^1$

素因数の和:21552

約数の個数: 32

約数和(自身を含む): 55785024

約数和(自身を除く): 30175034

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 21521, 43042, 107605, 150647, 215210, 301294, 365857, 731714, 753235, 1506470, 1829285, 2560999, 3658570, 5121998, 12804995, 25609990]

約数ペア:

[(1, 25609990), (2, 12804995), (5, 5121998), (7, 3658570), (10, 2560999), (14, 1829285), (17, 1506470), (34, 753235), (35, 731714), (70, 365857), (85, 301294), (119, 215210), (170, 150647), (238, 107605), (595, 43042), (1190, 21521)]