18245864450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{51593}}^1$

素因数の和:52259

約数の個数: 48

約数和(自身を含む): 37080814176

約数和(自身を除く): 18834949726

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 643, 1286, 3215, 6430, 7073, 14146, 16075, 32150, 35365, 51593, 70730, 103186, 176825, 257965, 353650, 515930, 567523, 1135046, 1289825, 2579650, 2837615, 5675230, 14188075, 28376150, 33174299, 66348598, 165871495, 331742990, 364917289, 729834578, 829357475, 1658714950, 1824586445, 3649172890, 9122932225, 18245864450]

約数ペア:

[(1, 18245864450), (2, 9122932225), (5, 3649172890), (10, 1824586445), (11, 1658714950), (22, 829357475), (25, 729834578), (50, 364917289), (55, 331742990), (110, 165871495), (275, 66348598), (550, 33174299), (643, 28376150), (1286, 14188075), (3215, 5675230), (6430, 2837615), (7073, 2579650), (14146, 1289825), (16075, 1135046), (32150, 567523), (35365, 515930), (51593, 353650), (70730, 257965), (103186, 176825)]