20193417375

素因数分解:

$3^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{24781}}^1$

素因数の和:24893

約数の個数: 64

約数和(自身を含む): 35072279424

約数和(自身を除く): 14878862049

約数列:

[1, 3, 5, 15, 25, 41, 53, 75, 123, 125, 159, 205, 265, 375, 615, 795, 1025, 1325, 2173, 3075, 3975, 5125, 6519, 6625, 10865, 15375, 19875, 24781, 32595, 54325, 74343, 123905, 162975, 271625, 371715, 619525, 814875, 1016021, 1313393, 1858575, 3048063, 3097625, 3940179, 5080105, 6566965, 9292875, 15240315, 19700895, 25400525, 32834825, 53849113, 76201575, 98504475, 127002625, 161547339, 164174125, 269245565, 381007875, 492522375, 807736695, 1346227825, 4038683475, 6731139125, 20193417375]

約数ペア:

[(1, 20193417375), (3, 6731139125), (5, 4038683475), (15, 1346227825), (25, 807736695), (41, 492522375), (53, 381007875), (75, 269245565), (123, 164174125), (125, 161547339), (159, 127002625), (205, 98504475), (265, 76201575), (375, 53849113), (615, 32834825), (795, 25400525), (1025, 19700895), (1325, 15240315), (2173, 9292875), (3075, 6566965), (3975, 5080105), (5125, 3940179), (6519, 3097625), (6625, 3048063), (10865, 1858575), (15375, 1313393), (19875, 1016021), (24781, 814875), (32595, 619525), (54325, 371715), (74343, 271625), (123905, 162975)]