25785970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4139}}^1$

素因数の和:4242

約数の個数: 32

約数和(自身を含む): 53654400

約数和(自身を除く): 27868430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 4139, 6230, 8278, 20695, 28973, 41390, 57946, 144865, 289730, 368371, 736742, 1841855, 2578597, 3683710, 5157194, 12892985, 25785970]

約数ペア:

[(1, 25785970), (2, 12892985), (5, 5157194), (7, 3683710), (10, 2578597), (14, 1841855), (35, 736742), (70, 368371), (89, 289730), (178, 144865), (445, 57946), (623, 41390), (890, 28973), (1246, 20695), (3115, 8278), (4139, 6230)]