15680775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 28748160

約数和(自身を除く): 13067385

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 83, 165, 229, 249, 275, 415, 687, 825, 913, 1145, 1245, 2075, 2519, 2739, 3435, 4565, 5725, 6225, 7557, 12595, 13695, 17175, 19007, 22825, 37785, 57021, 62975, 68475, 95035, 188925, 209077, 285105, 475175, 627231, 1045385, 1425525, 3136155, 5226925, 15680775]

約数ペア:

[(1, 15680775), (3, 5226925), (5, 3136155), (11, 1425525), (15, 1045385), (25, 627231), (33, 475175), (55, 285105), (75, 209077), (83, 188925), (165, 95035), (229, 68475), (249, 62975), (275, 57021), (415, 37785), (687, 22825), (825, 19007), (913, 17175), (1145, 13695), (1245, 12595), (2075, 7557), (2519, 6225), (2739, 5725), (3435, 4565)]