7954208075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{1607}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 11054292480

約数和(自身を除く): 3100084405

約数列:

[1, 5, 11, 25, 41, 55, 205, 275, 439, 451, 1025, 1607, 2195, 2255, 4829, 8035, 10975, 11275, 17677, 17999, 24145, 40175, 65887, 88385, 89995, 120725, 197989, 329435, 441925, 449975, 705473, 724757, 989945, 1647175, 3527365, 3623785, 4949725, 7760203, 17636825, 18118925, 28924393, 38801015, 144621965, 194005075, 318168323, 723109825, 1590841615, 7954208075]

約数ペア:

[(1, 7954208075), (5, 1590841615), (11, 723109825), (25, 318168323), (41, 194005075), (55, 144621965), (205, 38801015), (275, 28924393), (439, 18118925), (451, 17636825), (1025, 7760203), (1607, 4949725), (2195, 3623785), (2255, 3527365), (4829, 1647175), (8035, 989945), (10975, 724757), (11275, 705473), (17677, 449975), (17999, 441925), (24145, 329435), (40175, 197989), (65887, 120725), (88385, 89995)]