1887661875

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4817}}^1$

素因数の和:4870

約数の個数: 80

約数和(自身を含む): 3612343680

約数和(自身を除く): 1724681805

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 125, 165, 209, 275, 285, 375, 475, 625, 627, 825, 1045, 1375, 1425, 1875, 2375, 3135, 4125, 4817, 5225, 6875, 7125, 11875, 14451, 15675, 20625, 24085, 26125, 35625, 52987, 72255, 78375, 91523, 120425, 130625, 158961, 264935, 274569, 361275, 391875, 457615, 602125, 794805, 1006753, 1324675, 1372845, 1806375, 2288075, 3010625, 3020259, 3974025, 5033765, 6623375, 6864225, 9031875, 11440375, 15101295, 19870125, 25168825, 33116875, 34321125, 57201875, 75506475, 99350625, 125844125, 171605625, 377532375, 629220625, 1887661875]

約数ペア:

[(1, 1887661875), (3, 629220625), (5, 377532375), (11, 171605625), (15, 125844125), (19, 99350625), (25, 75506475), (33, 57201875), (55, 34321125), (57, 33116875), (75, 25168825), (95, 19870125), (125, 15101295), (165, 11440375), (209, 9031875), (275, 6864225), (285, 6623375), (375, 5033765), (475, 3974025), (625, 3020259), (627, 3010625), (825, 2288075), (1045, 1806375), (1375, 1372845), (1425, 1324675), (1875, 1006753), (2375, 794805), (3135, 602125), (4125, 457615), (4817, 391875), (5225, 361275), (6875, 274569), (7125, 264935), (11875, 158961), (14451, 130625), (15675, 120425), (20625, 91523), (24085, 78375), (26125, 72255), (35625, 52987)]