55981750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{20357}}^1$

素因数の和:20385

約数の個数: 32

約数和(自身を含む): 114330528

約数和(自身を除く): 58348778

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 20357, 40714, 101785, 203570, 223927, 447854, 508925, 1017850, 1119635, 2239270, 2544625, 5089250, 5598175, 11196350, 27990875, 55981750]

約数ペア:

[(1, 55981750), (2, 27990875), (5, 11196350), (10, 5598175), (11, 5089250), (22, 2544625), (25, 2239270), (50, 1119635), (55, 1017850), (110, 508925), (125, 447854), (250, 223927), (275, 203570), (550, 101785), (1375, 40714), (2750, 20357)]