55649800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3919}}^1$

素因数の和:4006

約数の個数: 48

約数和(自身を含む): 131241600

約数和(自身を除く): 75591800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 3919, 7100, 7838, 14200, 15676, 19595, 31352, 39190, 78380, 97975, 156760, 195950, 278249, 391900, 556498, 783800, 1112996, 1391245, 2225992, 2782490, 5564980, 6956225, 11129960, 13912450, 27824900, 55649800]

約数ペア:

[(1, 55649800), (2, 27824900), (4, 13912450), (5, 11129960), (8, 6956225), (10, 5564980), (20, 2782490), (25, 2225992), (40, 1391245), (50, 1112996), (71, 783800), (100, 556498), (142, 391900), (200, 278249), (284, 195950), (355, 156760), (568, 97975), (710, 78380), (1420, 39190), (1775, 31352), (2840, 19595), (3550, 15676), (3919, 14200), (7100, 7838)]