12750031880

素因数分解:

$2^3\times 5^1\times {\mathrm{3251}}^1\times {\mathrm{98047}}^1$

素因数の和:101309

約数の個数: 32

約数和(自身を含む): 28696688640

約数和(自身を除く): 15946656760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3251, 6502, 13004, 16255, 26008, 32510, 65020, 98047, 130040, 196094, 392188, 490235, 784376, 980470, 1960940, 3921880, 318750797, 637501594, 1275003188, 1593753985, 2550006376, 3187507970, 6375015940, 12750031880]

約数ペア:

[(1, 12750031880), (2, 6375015940), (4, 3187507970), (5, 2550006376), (8, 1593753985), (10, 1275003188), (20, 637501594), (40, 318750797), (3251, 3921880), (6502, 1960940), (13004, 980470), (16255, 784376), (26008, 490235), (32510, 392188), (65020, 196094), (98047, 130040)]